7 × 3 = 4 × 8 = 2 × 2 = 4 × 2 = 6 × 7 = 2 × 3 = 5 × 3 = 6 × 7 = 6 × 8 = 5 × 5 = 2 × 8 = 2 × 4 = 4 × 3 = 2 × 2 = 6 × 3 = 4 × 5 = 9 × 2 =9 × 2 = 2 × 8 =8 × 4 = 9 × 8 = 7 × 4 =7 × 4 =8 × 3 = 4 × 3 = 3 × 3 = 5 × 3 = 2 × 9 = 2 × 7 = 5 × 2 =7 × 2 = 2 × 8 = 5 × 3 = 2 × 6 = 4 × 3 =9 × 5 = 5 × 8 = 9 × 9 = 2 × 4 =8 × 2 = 8 × 4 = 5 × 4 =8 × 7 = 2 × 7 = 3 × 8 = 6 × 3 =8 × 9 = 6 × 6 = 5 × 7 = 2 × 2 = 2 × 8 = 3 × 3 = 4 × 5 =7 × 7 =7 × 9 =8 × 6 =
7 × 6 = 2 × 7 = 6 × 3 = 3 × 3 =
8 × 2 = 5 × 2 =7 × 3 = 4 × 8 = 2 × 4 = 2 × 2 = 6 × 7 = 2 × 3 = 8 × 5 = 5 × 3 = 6 × 8 = 5 × 5 = 6 × 5 = 2 × 8 = 4 × 3 = 2 × 2 =
5 × 8 = 2 × 8 =9 × 2 =7 × 4 = 7 × 9 =7 × 4 = 4 × 3 = 3 × 3 = 4 × 2 = 5 × 3 = 2 × 7 = 5 × 2 = 4 × 4 = 3 × 2 = 5 × 3 = 2 ×
6 = 2 × 6 = 4 × 3 = 5 × 4 =9 × 9 = 9 ×
7 = 2 × 4 =
8 × 4 = 5 × 4 = 5 × 2 =8 × 7 = 3 × 8 = 6 × 3 = 2 × 8 =8 ×
9 = 5 × 8 = 2 × 2 = 8 × 4 = 2 × 8 = 4 × 5 =7 × 7 =
5 × 7 =7 × 9 =7 ×
6 = 2 ×
7 =
6 × 3 = 6 × 3 =8 × 2 = 5 × 2 = 9 × 5 =
7 × 3 = 2 × 4 = 2 × 2 = 4 × 2 = 6 × 7 =
8 × 5 = 5 × 3 = 6 × 7 = 6 × 8 = 6 × 5 = 2 × 8 = 2 × 4 = 4 × 3 = 3 × 6 =7 × 3 = 4 × 5 =
9 × 2 = 5 × 8 = 2 × 8 = 8 × 4 =9 × 2 =7 × 9 =7 × 4 = 8 × 3 = 4 × 3 = 4 × 2 = 5 × 3 = 2 × 2 = 2 × 7 = 4 × 4 = 3 × 2 =
9 × 5 = 5 × 4 =9 × 7 = 2 × 4 = 8 × 2 =8 × 4 = 5 × 2 =8 × 7 = 2 × 7 = 3 × 8 = 2 × 8 =8 × 9 = 6 × 6 = 5 × 8 =8 × 4 = 2 × 8 = 3 × 3 = 4 × 5 = 5 × 7 =7 × 9 = 8 × 6 =7 × 6 = 6 × 3 = 6 × 3 =
3 × 3 =8 × 2 =9 × 5 =7 × 3 =
4 × 8 = 2 × 4 = 4 × 2 = 6 × 7 = 2 × 3 =8 ×
5 =
6 ×
7 = 6 ×
8 = 5 × 5 = 6 × 5 = 2 × 4 = 4 × 3 = 2 × 2 = 3 × 6 = 4 × 5 =
9 × 2 = 9 × 2 = 5 × 8 =8 × 4 =9 × 2 = 7 × 4 =7 × 9 =8 × 3 = 4 × 3 = 3 × 3 = 4 × 2 = 2 × 2 = 2 × 7 = 5 × 2 = 4 × 4 = 2 × 8 = 5 × 3 = 2 × 6 = 2 × 6 =9 × 5 = 5 × 4 = 9 × 9 =9 × 7 =8 × 2 =8 × 4 =
5 × 4 = 5 × 2 = 2 × 7 = 3 × 8 =
6 × 3 = 2 × 8 = 6 × 6 = 5 × 8 =
7 × 7 = 5 × 7 =8 × 6 =7 × 6 = 2 × 7 = 6 × 3 = 3 × 3 =8 × 2 = 5 × 2 =9 × 5 = 4 × 8 = 2 × 4 = 2 × 2 = 4 × 2 = 2 × 3 =8 × 5 = 5 × 3 = 6 × 7 = 5 × 5 = 6 × 5 = 2 × 8 = 2 × 4 = 2 × 2 = 3 × 6 = 7 × 3 = 4 × 5 =9 × 2 = 5 × 8 = 2 × 8 =8 × 4 =7 × 4 =7 × 9 = 7 × 4 =8 × 3 = 3 × 3 = 4 × 2 = 5 × 3 = 2 × 2 = 5 × 2 = 4 × 4 =
3 × 2 = 2 × 8 = 2 × 6 = 2 × 6 =
4 × 3 =9 ×
5 =9 × 9 =9 × 7 = 2 × 4 =8 × 2 = 5 × 4 = 5 × 2 = 8 × 7 = 2 × 7 =
6 × 3 = 2 × 8 = 8 × 9 = 6 × 6 = 2 × 2 =8 × 4 = 2 × 8 = 3 × 3 =
7 × 7 = 5 × 7 = 7 × 9 =
8 × 6 = 2 × 7 = 6 × 3 =
6 × 3 = 3 × 3 = 5 × 2 =9 × 5 =
7 × 3 = 4 × 8 = 2 × 2 = 4 × 2 =
6 × 8 = 5 × 5 = 2 × 8 = 2 × 4 = 4 × 3 = 2 × 2 =
7 × 3 = 4 × 5 = 9 × 2 =9 × 2 = 2 ×
8 =8 × 4 =
9 × 2 =7 × 4 =7 × 4 =8 × 3 = 4 × 3 = 3 × 3 = 5 × 3 = 2 × 2 = 2 × 7 = 5 × 2 = 3 × 2 = 2 × 8 = 5 × 3 = 2 × 6 = 4 × 3 =9 × 5 = 5 × 4 =9 × 9 = 2 × 4 =8 × 2 = 8 × 4 = 5 × 4 =8 × 7 = 2 × 7 = 3 × 8 = 6 × 3 =8 × 9 = 6 × 6 = 5 × 8 = 2 × 2 = 2 × 8 = 3 × 3 = 4 × 5 =7 × 7 =7 × 9 =8 × 6 =
7 × 6 = 2 × 7 = 6 × 3 = 3 × 3 =
8 × 2 = 5 × 2 =7 × 3 = 4 × 8 = 2 × 4 = 2 × 2 = 6 × 7 = 2 × 3 = 8 × 5 = 5 × 3 = 6 × 8 = 5 × 5 = 6 × 5 = 2 × 8 = 4 × 3 = 2 × 2 = 3 × 6 =7 × 3 =9 × 2 =9 × 2 = 5 × 8 = 2 × 8 =9 × 2 =7 × 4 =
4 × 2 =
5 × 3 = 2 × 7 = 5 × 2 = 4 × 4 = 3 × 2 = 5 × 3 = 2 ×
6 = 2 × 6 = 4 × 3 = 5 × 4 =9 × 9 = 9 ×
7 = 2 × 4 =
8 × 4 = 5 × 4 = 5 × 2 =8 × 7 = 3 × 8 = 6 × 3 = 2 × 8 =8 ×
9 = 5 × 8 = 2 × 2 = 8 × 4 = 2 × 8 = 4 × 5 =7 × 7 =
5 × 7 =7 × 9 =7 ×
6 = 2 ×
7 =
6 × 3 = 6 × 3 =8 × 2 = 5 × 2 = 9 × 5 =
7 × 3 = 2 × 4 = 2 × 2 = 4 × 2 = 6 × 7 =
8 × 5 = 5 × 3 = 6 × 7 = 6 × 8 = 6 × 5 = 2 × 8 = 2 × 4 = 4 × 3 = 3 × 6 =7 × 3 = 4 × 5 =
9 × 2 = 5 × 8 = 2 × 8 = 8 × 4 =9 × 2 =7 × 9 =7 × 4 = 8 × 3 = 4 × 3 = 4 × 2 = 5 × 3 = 2 × 2 = 2 × 7 = 4 × 4 = 3 × 2 = 2 × 8 = 5 × 3 = 2 × 6 = 4 × 3 = 9 × 5 = 5 × 4 =9 × 7 = 2 × 4 =
2 × 7 =
3 × 8 = 2 × 8 =8 × 9 = 6 × 6 = 5 × 8 =8 ×
4 = 2 × 8 = 3 × 3 = 4 ×
5 = 5 × 7 =7 × 9 = 8 ×
6 =
7 × 6 = 6 × 3 = 6 × 3 =
3 × 3 =8 × 2 =9 × 5 =7 × 3 =
4 × 8 = 2 × 4 = 4 × 2 = 6 × 7 = 2 × 3 =8 ×
5 =
6 ×
7 = 6 ×
8 = 5 × 5 = 6 × 5 = 2 × 4 = 4 × 3 = 2 × 2 = 3 × 6 = 4 × 5 =
9 × 2 = 9 × 2 = 5 × 8 =8 × 4 =9 × 2 = 7 × 4 =7 × 9 =8 × 3 = 4 × 3 = 3 × 3 = 4 × 2 = 2 × 2 = 2 × 7 = 5 × 2 = 4 × 4 = 2 × 8 = 5 × 3 = 2 × 6 = 2 × 6 =9 × 5 = 5 × 4 = 9 × 9 =9 × 7 =8 × 2 =8 × 4 =
5 × 4 = 5 × 2 = 2 × 7 = 3 × 8 =
6 × 3 = 2 × 8 = 6 × 6 = 5 × 8 = 2 × 2 =8 × 4 = 3 × 3 = 4 × 5 =
7 × 7 = 5 × 7 =
8 × 6 = 7 × 6 =
5 × 2 =9 × 5 = 4 × 8 = 2 × 4 = 2 × 2 = 4 × 2 = 2 × 3 =8 × 5 = 5 × 3 =
6 ×
7 = 5 × 5 = 6 × 5 = 2 ×
8 = 4 × 2 =7 × 5 = 3 × 3 = 7 × 4 = 5 × 2 = 4 × 2 = 2 ×
9 = 9 × 2 =9 × 5 =8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 = 7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 =
4 × 7 = 2 ×
5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 ×
6 = 5 × 2 = 3 × 4 = 2 × 6 =8 ×
7 = 5 × 2 =7 × 2 =9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =
8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =
9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 = 8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 =
5 × 2 = 3 × 4 = 2 ×
6 =8 ×
7 = 5 × 2 =7 × 2 =9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =
8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =
9 × 6 = 2 × 3 = 5 × 9 = 9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 =
8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 =
4 × 7 = 2 ×
5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 ×
6 = 5 × 2 = 3 × 4 = 2 × 6 =8 ×
7 = 5 × 2 =7 × 2 =9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =
8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =
9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 =
5 × 2 = 3 × 4 = 2 ×
6 =8 ×
7 = 5 × 2 =7 × 2 =9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =
8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =
9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 =
8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 =
4 × 7 = 2 ×
5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 ×
6 = 5 × 2 = 3 × 4 = 2 × 6 =8 ×
7 = 5 × 2 =7 × 2 =9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =
8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =
9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 =
5 × 2 = 3 × 4 = 2 ×
6 =8 ×
7 = 5 × 2 =7 × 2 =9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =
8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =
9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 = 7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 =
8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 =8 × 3 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 = 2 × 5 = 5 × 5 =7 × 2 =7 × 3 = 4 × 7 = 2 × 5 = 4 × 2 = 2 × 9 = 9 × 2 =9 × 5 =
8 × 2 =7 × 8 = 2 × 2 = 2 × 2 = 2 × 5 = 2 × 4 = 7 × 5 =8 × 3 = 2 × 3 =8 × 6 = 5 × 2 = 3 × 4 = 2 × 6 =8 × 7 = 5 × 2 =7 × 2 =
9 × 6 = 6 × 7 = 9 × 9 = 2 × 2 =9 × 2 = 5 × 6 = 2 × 9 = 2 × 9 =8 × 4 = 4 × 4 = 8 × 3 = 6 × 2 =9 × 6 = 2 × 3 = 5 × 9 =9 × 3 = 5 × 2 =8 × 4 = 8 × 7 =7 × 9 =8 × 8 = 8 × 3 = 5 × 7 = 4 × 7 =9 × 2 = 2 × 5 =
2 × 6 =7 × 9 = 5 × 5 = 5 × 2 =
3 × 2 =7 × 2 = 3 × 7 = 6 × 2 =
4 × 6 =8 × 7 =
5 ×
6 =
7 × 9 =
贵阳市百花坪小学 口算题卡 学校: 班级: 姓名: 目录 一、100 以内的加法和减法（三）连加、连减法（1）连加、连减法（2）连加、连减法（3）连加、连减法（4）加减混合（1）加减混合（2）加减混合（3） 解决问题
二、平行四边形的初步认识认识四边形、五边形和六边形认识平行四边形 三、表内乘法（一） 认识乘法 1~4 的乘法口诀 5 的乘法口诀乘加、乘减（一）乘加、乘减（二） 6 的乘法口诀 四、表内除法（一）
认识平均分认识除法 口诀求商 五、厘米和米 认识线段 认识厘米 认识米 六、表内乘法和表内除法（二） 7 的乘法口诀 用7 的乘法口诀求商 8 的乘法口诀和用口诀求商 9 的乘法口诀和用口诀求商乘法口诀表连乘、连除乘除混合运算（一）乘除混合运算（二） 七、观察物体观察物体 八、期末复习期末复习
、100以内的加法和减法（三）连加、连减（1） (1) 23+9+36二 (2) 34+40+仁 (3) 2+28+29= (4) 15+6+27= (5) 13+23+33= (6) 45+13+1仁 (7) 89+1+3= (8) 8+15+53= (9) 12+59+3= (10) 35+14+2= (11) 18+30+2 仁 (12) 21+59+13= (13) 15+27+36= (14) 14+29+31 = (15) 78+3+12= (16) 33+16+26= (17) 24+18+19= (18) 37+20+15= (19) 31+28+15= (20) 29+11 + 10= (21) 53+20+4= (22) 18+21+3= (23) 35+42+3= (24) 27+30+20= (25) 35+41 + 13= (26) 29+19+15= (27) 35+24+24= (28) 15+15+15= (29) 18+36+2 仁 (30) 19+31+29= (31) 35+42+3= (32) 28+18+4仁 (33) 63+22+1 仁 (34) 15+36+4仁 (35) 5+49+32= (36) 41 + 13+15= (37) 49+25+18= (38) 24+30+15= (39) 34+48+15= (40) 23+54+17=
二年级口算每日一练 ( 1 ) 二年级口算每日一练 ( 2 ) 年月日分秒对题年月日分秒对题4×9= 7×0= 7×6= 3×7= 5×5= 2×9= 2×6= 5×0= 0×4= 4×1= 0×9= 4×7= 7×5= 7×9= 6×8= 8×9= 7×5= 2×2= 1×7= 4×3= 6×2= 5×1= 6×2= 1×6= 0×6= 5×3= 0×7= 0×8= 7×5= 4×5= 2×7= 8×6= 2×0= 4×4= 8×5= 2×4= 1×4= 7×8= 1×8= 2×5= 1×3= 2×2= 3×4= 5×7= 6×3= 7×5= 1×3= 6×1= 8×1= 6×3= 5×6= 1×6= 4×0= 6×1= 3×8= 1×5= 9×5= 4×5= 6×2= 4×7= 2×6= 6×1= 9×4= 3×3= 8×6= 8×1= 9×5= 1×5= 6×1= 6×2= 6×7= 4×5=
二年级口算每日一练 ( 3 ) 二年级口算每日一练 ( 4 ) 年月日分秒对题年月日分秒对题0×4= 7×9= 5×9= 4×8= 7×9= 2×9= 9×5= 4×6= 1×3= 4×0= 8×7= 5×0= 8×1= 5×6= 3×4= 4×7= 7×9= 2×6= 1×1= 0×5= 3×2= 8×7= 7×6= 5×8= 7×9= 3×6= 6×5= 1×7= 4×7= 7×9= 8×6= 6×5= 7×2= 0×7= 5×1= 1×0= 1×9= 5×3= 0×4= 9×4= 3×2= 7×0= 7×6= 2×4= 9×4= 7×9= 4×5= 6×3= 4×4= 0×8= 2×2= 7×4= 7×6= 8×6= 2×9= 8×5= 6×5= 9×2= 3×6= 0×6= 3×4= 4×6= 4×3= 2×5= 5×6= 1×7= 3×9= 6×7= 9×1= 6×2= 6×2= 8×6=
班级姓名 用时 ( )分钟做对（）道题 3×6= 18÷9= 18÷6= 15÷3= 36÷4= 81÷9= 20÷5= 8÷8= 30÷6= 9÷3= 4×7= 16÷4= 12÷4= 18÷2= 24÷4= 4×4= 20÷4= 24÷6= 2×5= 9×8= 4×8= 7×5= 8÷2= 10÷5= 9÷3= 5×6= 1÷1= 18÷6= 6÷1= 9÷3= 12÷2= 9×7= 45÷5= 30÷5= 24÷6= 16÷4= 32÷4= 45÷9= 40÷5= 5÷1= 21÷3= 30÷6= 9×5= 6×3= 4÷4= 25÷5= 36÷6= 5×9= 14-7= 42÷6= 24÷3= 5 +9= 6×6= 25÷5= 32÷4= 3×9= 9×4= 33－9= 32-4= 8＋72= 3×6= 42－5= 20÷5= 50－7= 10÷5= 26＋7= 9÷3= 18＋6= 30÷5= 20＋4= 5＋67= 2×5= 9×3= 5÷5= 18÷6= 12÷6= 12÷6= 15÷3= 20÷4= 30÷6= 24÷4= 8÷4= 42÷7= 42÷6= 24÷3= 20÷5= 14÷2= 18÷3= 48÷6= 12÷3= 7×5= 16÷4= 32÷4÷4= 72÷9+7= 4×2×7= 1×5×9= 7×9-7= 6×6+20= 8×4-8= 8×3÷6=
班级姓名 用时 ( )分钟做对（）道题 30÷5= 24÷6= 25÷5= 20＋5= 18÷3= 8×6= 39－24= 32÷8= 19－7= 12＋6= 12÷6= 30÷6= 15÷3= 25÷5= 20÷5= 24÷4= 20÷4= 15-6= 36÷6= 8＋13= 7×8= 27－8= 8÷4= 10÷2= 5×7= 25＋9= 18÷3= 30÷5= 20÷4= 16÷4= 25＋5= 3×6= 18÷3= 30＋6= 25÷5= 6×4= 20÷5= 24÷4= 18－6= 6×7= 18÷6= 4×5= 18÷6= 8×5= 5×9= 17-9= 3×6= 12÷4= 12÷6= 18÷3= 15÷5= 3＋18= 30－18= 77－8= 24＋6= 30÷6= 7×8= 20÷5= 18－6= 15÷3= 9×7= 51－8= 8＋12= 36－7= 24÷6= 24＋6= 16÷4= 25＋9= 10÷5= 35＋6= 20÷4= 27－8= 39－24= 36÷6= 18÷3= 8＋4= 5×9= 42÷6= 21÷7= 48÷6= 24÷4= 81÷9= 36÷4= 8×4= 27÷3= 32-8= 7×5= 27+9= 4 ×7= 32÷4= 9÷3= 42÷7= 63÷7÷3= 36÷9×8= 3×2×7= 1×6×9= 7×8-7= 7×6+20= 8×4-8= 4×4÷8=
教学课题： 第六单元单元教学计划 教案内容修订栏单元教学内容：第六单元表内乘法（二） 单元教材分析： 本单元内容是在2～6的乘法口诀的基础上学习的。乘法口诀是数 学最基础的知识之一，对今后的计算具有重要的作用，务必熟练 掌握。本单元的教学内容有：7的乘法口诀、8的乘法口诀、9的 乘法口诀、乘法口诀表以及用7～9的乘法口诀解决简单的实际问 题。 单元教学要求： 知识与技能： 1、理解口诀的意义，初步熟记口诀、能用口诀简单计算。 2、会用乘法解决简单的实际问题。 过程与方法：经历编制乘法口诀的过程，熟记口诀，主动探究口 诀的规律。 情感态度与价值观：培养学生用类推方法学习新知识的能力，善 于发现某事物的规律。 单元教学重、难点： 1、理解每一句乘法口诀的意义，明白乘法口诀的来源。 2、随着口诀句数增多和数目的增大，记忆口诀是比较困难的问题， 在解决问题时，学会分析数量之间的关系也是比较困难的。 单元课时安排：大约13课时 7的乘法口诀 (5) 课时左右 8的乘法口诀 (3) 课时左右 9的乘法口诀 (4) 课时左右 整理和复习 (1) 课时左右 看一看摆一摆 (1) 课时左右
教学课题： 第一课时七的乘法口决 教案内容修订栏教学内容： 课本第72页例1和练习十七第2、4题。 教学目标： 知识与技能： 1、经历编制7的乘法口诀的过程，体验7的乘法口诀的来源。 2、理解每一句7的乘法口诀的意义，并初步熟记7的乘法口诀， 能用口诀进行简单计算。 过程与方法：在活动和游戏中记忆口诀，提高学生记忆的兴趣和 效率。 情感态度与价值观：在学习过程中，让学生初步学会运用类推方 法学习新知识。 教学重难点： 重难点：编制7的乘法口诀，记忆7的乘法口诀。 突破方法：通过学生动手操作、合作交流来突破。 教学准备：每小组准备7套七巧板、多媒体课件等 教学过程： 一、创设情景，引入新课。 教师：时间过得真快，又是一个星期。同学们，一个星期有几天？ （板书：7）2个星期有多少天？3个星期有多少天？5个星期 有……要算出几个星期有多少天？怎样算最简便呢？如果学习了 7的乘法口诀你就能很快地回答出来。（板书课题：7的乘法口诀） 二、探究新知 1、根据学习2~6的乘法口诀的经验，猜测一下7的乘法口诀会 有几句？7的乘法又有什么特点？（学习之间相互交流） 2、请同学们试着自己动手一组七巧板拼成一个图案，然后再与同 桌交流，也可以在小组内进行交流。 3、请每小组挑选最满意、最美的图案，上台讲讲拼得像什么，根 据学生的交流、教师用实物投影展出7个拼好的图案。 4、观察上面7个图案多媒体出示 图案个数 1 2 3 4 5 6 7 块数7 5、仔细观察统计表里的数据，说说你发现了什么？ 可能出现： 我发现每多摆一个图案就多用7块七巧板； 我发现1个7是7,2个7是14，…….，7个7是49. 师：请小朋友想一想，前面我们学过的“求几个几是多少”用什 么方法来计算呢？（乘法） 6、小组分工，合作探究，编制7的乘法口诀。 师：我们知道1个7,2个7，……，7个7都能写出相应的乘法算 式，请你们把乘法算式写在表格中，然后互相讨论编它们的口诀
乘法口算题卡班级姓名 4×7= 7×8= 9×2= 9×9= 7×1= 3×6= 6×2= 2×3= 2×8= 8×8= 4×6= 9×6= 5×8= 5×7= 4×4= 9×5= 7×5= 5×6= 3×6= 6×7= 8×9= 4×7= 2×4= 1×5= 5×4= 3×9= 4×6= 7×3= 4×8= 3×3= 2×7= 3×5= 9×4= 6×4= 5×5= 3×6= 4×3= 2×6= 7×8= 3×4= 8×3= 5×9= 9×5= 5×7= 3×2= 7×2= 1×3= 1×9= 2×6= 2×7= 7×5= 3×4= 8×1= 3×8= 2×6= 9×3= 5×9= 7×9= 8×6= 1×9= 7×6= 4×4= 2×9= 3×4= 3×9= 7×5= 4×2= 3×3= 1×6= 4×9= 6×4= 8×7= 9×8= 6×4= 6×9= 7×2= 3×7= 8×9= 7×1= 3×2= 7×7= 6×6= 9×7= 1×1= 5×8= 9×8= 7×6= 8×9= 2×9= 1×2= 6×5= 2×4= 7×1= 5×8= 8×5= 1×8= 8×8= 3×9= 1×5= 7×5= 3×3= 5×1= 9×9= 2×5= 9×3= 8×2= 5×2= 4×8= 8×2= 2×4= 4×8= 6×7= 8×7= 1×7= 4×6= 1×2= 3×3= 3×4= 5×6= 7×1= 7×9= 4×3= 5×3= 8×6= 7×8= 二、用竖式计算。（每题3分） 69－21－14= 45＋31－68= 90－43－17= 45＋19＋12= 87－48＋17= 100－25＋17=
创作编号：BG7531400019813488897SX 创作者：别如克* 二年级表内乘法练习题 一、填空。 1、6×9可以表示（）个（）相加是多少。 2、5×7可以表示（）的（）倍是多少。 3、3个7相加是（），再加上1个7是（）。 4、8与（）相乘得64，（）个7相加是21。 5、14里面有2个7和14是2的7倍表示的意义（）。 6、9是9的（）倍，8是8的（）倍，是4的（）倍。 7、我们所学过的乘法口诀中，积最大的算式是（）。 8、8的乘法口诀要比5的乘法口诀多（）句。 9、求几个相同加数的和用（）计算简便。 10、两个加数都是6，和是（）。 二、选择题。 1、9×6表示（）。 A、9个6相乘 B、9和6相加 C、6个9相加 2、6×7和7×6的（）。
A、乘法口诀相同 B、读法相同 3、测量比较短的物体，可以用（）作单位。 A、米 B、厘米 4、一枚图钉的长约（）。 Ａ、1厘米B、1米 5、过两点可以画（）条线段。 A、1 B、2 C、无数 6、学生用尺上“0”刻度到“10”是（）。 A、0 B、10厘米 C、100厘米 7、1厘米1厘米地数，数（）次是9厘米。 A、1 B、5 C、9 8、27减去12与8的和，差是多少？算式是（）。 A、27-12+8 B、27-（12+8） 9、被减数是74，两个减数都是15， 10、这个算式的差是（）。 A、44 B、89 C、59 三、括号里最大能填几？ 6×（）＜48 （）×6＜55 （）×9＜57 （）×7＜70 7×（）＜34 8×（）＜68 （）×6＜20 34＞5×（）（）×5
四、列式计算。 1、4个6连加的和是多少？ 2、4乘5的积再加上13得多少？ 3、25减去3个5的和是多少？ 4、3乘5的积再减去9，差是多少？ 5、从80里连续减去2个40，差是多少？ 五、70厘米-15厘米= 44米+26米= 35米+18米= 56厘米-28厘米= 1米-30厘米= 64厘米+28厘米= 六、应用。
二年级上册寒假口算题十一： 2×7+8＝ 31＋25－26＝2×2×2＝ 2×9-8＝ 3×8-8＝ 2÷1－0＝2×8+20＝ 1 4＋11－25＝ 1×5×5＝ 90－81＋2＝ 85－83－1＝ 8×6＋9＝ 6÷2－2＝ 6×6+19＝ 5×6＋42＝ 1×3＋63＝ 77＋66－49＝ 25÷5×9＝ 20÷5＋37＝ 63－16＋16＝ 1×7×3＝ 12÷2－2＝ 5×4+25＝ 71－9－48＝ 5×7+25＝ 51－30＋5＝45＋91＋29＝25÷5×4＝7×5×0＝ 54÷6＋29＝ 4×3－0＝ 0×4＋62＝ 36＋69－16＝ 51＋37－59＝ 24÷3×8＝ 1×8－7＝ 3×0＋48＝ 6×4－19＝ 6÷1＋9＝ 12÷2－2＝ 用时：正确：道，错误：道得分：错题更正： 二年级上册寒假口算题十二： 5×4+25＝ 71－9－48＝96－44＋68＝7×4-12＝ 28÷4＋83＝12÷4－2＝4×2×4＝ 81÷9÷1＝5÷1×8＝ 1×5+37＝ 9×7+9＝ 32÷2÷2＝ 8÷1×7＝ 4×1+28＝ 4×8+36＝ 4×4+34＝ 16÷8×5＝ 6×2+56＝ 22＋32＋7＝ 8÷8－0＝ 4×6－11＝ 36÷9＋69＝ 0＋60－36＝ 8×8+13＝ 0×5÷3＝ 25÷5+47＝ 4×7＋28＝ 42÷6－4＝ 35÷5＋31＝ 63÷9×2＝ 20÷5－3＝ 3×2+48＝ 9×4－10＝ 72÷8+68＝ 8×4－22＝ 2×3×0＝ 1×9－0＝ 13＋11＋38＝ 16÷1÷8＝ 4×4+23＝ 用时：正确：道，错误：道得分：错题更正： 二年级上册寒假口算题十三： 2×2×3＝63÷7+36＝ 2×1+68＝ 8×5＋45＝ 9×2－10＝ 51－19－0＝ 8×0＋49＝ 7×0＋31＝
姓名：日期：用时：准确率： 5×2+25= 34-3×3= 53-2×2= 2×4+17= 3×3+24= 2×4-3= 2×5+35= 42-2×5= 57-4×2= 2×3+22= 2×4-4= 2×3+52= 42-5×2= 53+3×3= 47-2×3= 88-5×2= 34+3×3= 46+2×4= 66-2×4= 43-2×5= 74-5×2= 87+3×3= 68-5×2= 66-2×4= 65-2×2= 58+5×2= 24+2×4= 19+3×2= 28-2×5= 34+2×5= 26+2×3= 42-2×3= 43-3×2= 57+2×3= 58-5×2= 95-5×2= 69+2×4= 75-2×3= 84-2×5= 18+3×3= 27-3×2= 29+2×2= 34+2×3= 46-2×2= 52-5×2= 61-4×2= 73-2×2= 55+2×3= 67-2×4= 29+5×2= 34-3×3=
姓名：日期：用时：准确率： 5×2?3×3 3×2?3×2 2×4?2×3 4×2?2×3 2×2?2×4 2×5?2×5 2×4?2×3 3×2?3×3 2×4?2×3 3×2?2×2 5×2?2×4 2×2?5×2 5×2?2×3 3×2?2×5 2×2?2×3 2×4?2×5 2×3?5×2 4×2?5×2 2×5?2×3 3×2?2×3 4×2?2×2 4×2?2×2 4×2?2×3 4×2?2×3 2×4?2×4 2×2?3×3 5×2?4×2 5×2?4×2 2×5?2×4 4×2?2×3 3×3?2×5 3×3?2×5 2×5?2×3 2×5?3×2 3×2?3×3 2×2?3×2 2×4?2×2 2×5?5×2 3×3?2×2 5×2?5×2 3×3?2×2 5×2?4×2 3×3?5×2 2×3?2×5 4×2?5×2 2×4?5×2 2×5?2×3 2×5?2×3 2×2?5×2 3×2?4×2 3×3?3×3
表内乘除法口算练习（一）姓名 表内乘除法口算练习（二） 56÷8= 63÷7= 8×6= 9×8= 9×3= 7×8= 24÷6= 14÷7= 54÷6= 49÷7= 9×7= 4×7= 3×7= 24÷3= 72÷9= 15÷5= 64÷8= 8×4= 4×5= 54÷9= 6×9= 24÷8= 56÷7= 72÷8= 45÷5= 9×3= 4×9= 9×9= 24÷4= 63÷7= 16÷4= 48÷6= 9×5= 4×8= 64÷8= 8×5= 27÷3= 16÷2= 48÷8= 48÷6= 49÷7= 5×4= 8×6= 25÷5= 40÷5= 18÷9= 40÷5= 9×4= 5×3= 36÷9= 2×8= 28÷7= 16÷8= 40÷8= 30÷6= 72÷9= 6×4= 2×6= 27÷9= 25÷5= 18÷6= 36÷9= 81÷9= 6×2= 14÷7= 5×8= 36÷9= 18÷3= 36÷6= 56÷7= 54÷9= 7×7= 2×9= 28÷4= 16÷2= 20÷5= 30÷6= 63÷9= 7×5= 16÷8= 4×8= 5×4= 20÷4= 30÷5= 18÷3= 45÷5= 7×4= 8×8= 36÷4= 20÷4= 21÷7= 25÷5= 45÷9= 7×9= 21÷3= 7×6= 9×8= 21÷3= 12÷6= 24÷3=
表内乘除法口算练习（三） 班级姓名 6×4= 27÷9= 48÷6= 4×8= 18÷9= 36÷9= 36÷6= 5×4= 25÷5= 2×8= 30÷6= 7×5= 28÷7= 40÷8= 72÷9= 7×4= 36÷4= 36÷9= 6×2= 18÷6= 9×8= 12÷6= 7×7= 28÷4= 5×8= 14÷7= 8×5= 5×4= 30÷5= 54÷9= 8×4= 3×6= 25÷5= 7×9= 20÷5= 9×9= 56÷8= 8×6= 8×7= 4×8= 16÷2= 9×7= 3×7= 14÷2= 45÷5= 9×4= 6×9= 56÷7= 8×9= 21÷7= 2×6= 16÷4= 9×5= 7×8= 7×6= 18÷3= 49÷7= 8×6= 15÷5= 63÷7= 63÷9= 2×8= 16÷8= 9×3= 24÷6= 8×8= 18÷6= 81÷9= 8×5= 4×7= 21÷3= 54÷9= 2×9= 18÷9= 64÷8= 54÷6= 4×8= 20÷4= 72÷9= 24÷8= 4×5= 21÷7= 45÷9= 9×7= 4×9= 24÷4= 63÷7= 9×8= 20÷5= 48÷6= 48÷8= 4×7= 24÷3= 45÷5= 27÷3= 5×3= 24÷8= 72÷8= 7×6= 5×4=
表内乘法的复习 丁堤口小学陈宝安 教学内容 表内乘法及教材第四单元和第相关内容 学习目标 ①进一步理解乘法的意义以及各部分的名称。 ②进一步理解乘法口诀的意义和熟记乘法口诀表。并能利用乘法口诀表求积提高计算能力。 ③过比一比说一说等活动，提高学生用口诀解决实际问题的能力。 ④在学习过程中培养学生认真审题、细心计算的能力。 重难点：熟记口诀，并运用口诀求积。 突破方法：通过合作探讨交流。 教法与学法 教法：指导学法：自主探究 教学准备多媒体课件、口算卡片等。 一复习引入 ①口算出示卡片 ②引出课题 宣布本节课复习内容，并板书课题：表内乘法的复习 二复习旧知 ①复习乘法的意义已及各部分的名称。 5 × 2 ＝ 10读作: ②复习乘法口诀 背诵口诀表。 三重点问题 ①4 + 4 ＝（）×（） 6+6+6＝（）×（） ② 6×9＝54读作 ③ 6×9＝54中，6和9是（），54是（）。 ④ 8与7的和是多少？列式（） 8个7的和是多少？列式（）
四当堂训练 1、补充口诀。 五六（）三四（）六九（）（）二十一（）四十五（）六十三 2、把加法改写成乘法。 7 +7 +7 ＝8 +8＝9 +9 +9 +9 +9＝ 6 +6 +6＝ 3、口算。 4×8 ＝ 5×7 ＝ 6×9＝ 3×6＝ 6×1 ＝ 0×8＝ 8×5＝ 3×3＝ 4、6×6＝36 5、解决问题。 ①买一副手套8元，买3幅多少钱? ②小林每天都练2张字，一个星期练多少张字？ ③编一道乘法题，并解答 五总结 今天这节课我们对乘法进行了复习，你们有什么新的收获？ 板书设计 表内乘法的复习 ①复习乘法的意义已及各部分的名称 5 × 2 ＝ 10 读作: ②复习乘法口诀 背诵口诀表。
二年级口算每日一练 ( 21 ) 二年级口算每日一练 ( 22 ) 年月日分秒对题年月日 分秒对题 0×8= 7×6= 2×5= 4×4= 8×6= 7×4= 8×5= 3×6= 3×2= 2×9= 0×6= 9×2= 4×6= 5×6= 9×7= 3×4= 1×7= 2×5= 6×7= 6×2= 7×4= 3×9= 8×6= 6×2= 5×2= 6×9= 2×3= 7×5= 6×9= 5×3= 8×7= 7×7= 4×2= 0×2= 4×5= 2×7= 6×3= 9×0= 2×6= 4×2= 1×5= 3×5= 7×8= 5×0= 3×2= 3×3= 7×2= 7×0= 0×6= 9×3= 3×5= 1×6= 5×7= 5×3= 3×4= 9×3= 9×2= 4×9= 7×9= 1×6= 1×6= 8×3= 2×4= 1×4= 4×0= 9×0=
6×6= 6×6= 8×2= 2×0= 0×9= 5×4= 二年级口算每日一练 ( 23 ) 二年级口算每日一练 ( 24 ) 年月日分秒对题年月日 分秒对题 4×7= 6×5= 6×9= 6×4= 8×7= 4×8= 6×4= 7×2= 3×7= 8×7= 7×8= 7×3= 3×1= 0×4= 8×5= 9×8= 1×6= 9×5= 5×7= 0×7= 9×3= 9×0= 8×1= 1×3= 1×1= 4×3= 7×7= 5×9= 2×3= 9×8= 7×1= 9×5= 8×2= 0×1= 5×7= 5×4= 2×3= 5×9= 6×9= 6×4= 0×9= 9×3= 9×4= 2×0= 5×8= 4×9= 2×3= 5×2= 3×2= 7×3= 5×6= 7×2= 2×8= 6×0= 6×2= 3×9= 2×3= 4×1= 4×9= 0×0=
姓名：时间：正确： 7×5= 12÷2= 5×5= 54÷9= 7×6= 7×7= 7÷7= 6×3= 9×5= 42÷6= 5×9= 42÷6= 4×6= 16÷8= 72÷9= 8÷2= 9×4= 12÷6= 7×6= 16÷4= 8÷8= 12÷6= 1×7= 48÷6= 42÷7= 45÷5= 9×7= 30÷5= 3×9= 72÷8= 54÷9= 45÷9= 5×7= 8÷2= 3×7= 7×6= 6÷6= 6×2= 36÷6= 54÷6= 40÷5= 6÷3= 14÷2= 8×7= 30÷6= 9×6= 8÷1= 6×1= 54÷6= 5×6= 6×6= 7×8= 8÷4= 6×8= 40÷8= 8×8= 54÷6= 4×4= 21÷7= 6×9= 63÷9= 6×2= 36÷6= 15÷3= 24÷4= 8÷8= 56÷8= 2×6= 8×3= 54÷6= 9÷3= 3×6= 5×5= 48÷6= 2×2= 1×1= 63÷7= 6×6= 7÷1= 24÷4= 6÷3= 8×4= 15÷3= 9×1= 12÷2= 63÷7= 12÷2= 48÷8= 40÷5= 6×6= 63÷9= 2×6= 36÷6= 5×6= 24÷4= 9×3= 36÷4= 5×5= 48÷8= 2×2=
姓名：时间：正确： 63÷9= 2×6= 36÷6= 5×6= 24÷4= 9×3= 36÷4= 5×5= 48÷8= 2×2= 6÷3= 8×4= 15÷3= 9×1= 12÷2= 63÷7= 12÷2= 48÷8= 40÷5= 6×6= 8÷8= 56÷8= 2×6= 8×3= 54÷6= 9÷3= 3×6= 5×5= 48÷6= 2×2= 7×1= 63÷7= 6×6= 7÷1= 24÷4= 6×6= 7×8= 8÷4= 6×8= 40÷8= 8×8= 54÷6= 4×4= 21÷7= 6×9= 63÷9= 6×2= 36÷4= 15÷3= 24÷3= 40÷5= 6÷3= 14÷2= 8×7= 30÷6= 9×6= 8÷1= 6×1= 54÷6= 5×6= 6×6= 3×8= 8÷2= 6×8= 40÷5= 45÷5= 9×7= 30÷5= 3×9= 72÷8= 54÷9= 45÷9= 5×7= 8÷2= 3×7= 7×6= 6÷6= 6×2= 36÷6= 54÷6= 7×5= 12÷2= 5×5= 54÷9= 7×6= 7×7= 7÷7= 6×3= 9×5= 42÷6= 5×9= 42÷6= 4×6= 16÷8= 72÷9= 8÷2= 9×4= 12÷6= 7×6= 16÷4=
姓名：______________ 1.小朋友们在游乐园玩碰碰车，每辆车可以坐2个人，4辆车可以坐几个人？ 2.同学们在操场上跳绳，每3个人一组，分成了2组，一个有多少人在跳绳？ 3.每个筐里放了5个苹果，一共放了5筐，一共有多少个苹果？ 4.有4辆车，每辆车限坐5人，19个人够坐吗？ 5.一件衣服需要5个扣子，那么4件衣服要多少个扣子？ 6.可乐：5元汉堡包：6元薯条：3元冰淇淋：2元(1)买5瓶可乐要多少钱？ (2)买1个汉堡包和1包薯条要多少钱？ (3)买3个冰淇淋和1瓶可乐要多少钱？ (4)你还能提出什么数学问题? 7.一只手有5个手指，那么一双手有几个手指？ 8.把一根木头锯成3段，每锯一次要5分钟，一共需要几分钟？
姓名：______________ 1.同学们参加合唱比赛，每排站5名同学，站了3排，一共有多少名同学参加？ 2.有23个同学去划船，每条船限坐4人，6条船能坐下吗？ 3.小红买了一块橡皮擦5角，买了一把铅笔2角，一共花了多少钱？ 4.每个小朋友吃了3个苹果，5个小朋友吃了多少个苹果？ 5.小朋友们画五角星，每个人画5颗五角星，6个小朋友共画了多少颗五角星？ 6.有三种图形 （1）5个一共有几条边？ （2）1个和1个一共有多少条边？ （3）3个和1个一共有多少条边？ （4）你还能提出其他数学问题并解答吗？ 7.一只青蛙4条腿，5只青蛙多少条腿？ 8.把一根木头锯成4段，每锯一次要5分钟，一共需要几分钟？
姓名：______________ 1.花店里有郁金香，每枝6元，买5枝需要多少钱？ 2.一颗五角星有5个角，4个五角星有多少个角？ 3.有2个盘子，一个盘子里有5个杯子，另一个盘子里有6个杯子，一共有多 少个杯子？ 4.小朋友们折纸鹤，每人折了5只纸鹤，6个小朋友折了多少只纸鹤？ 5.一共有19颗糖，每个人分4颗糖，5个人够分吗？ 6.5个小朋友分31块饼干，每人能分到6块吗？ 7.一双筷子有2根，4双筷子有几根呢？ 8.一头大象有4条腿，4头大象有几条腿？ 9.一只青蛙有2只眼睛，6只青蛙有多少只眼睛？ 10.有一根木头要锯成6段，每锯一次要4分钟，锯完这根木头需要花多少分钟？ 11.摆一个△需要3根小棒，摆4个△需要几根呢？ 12.一张桌子4条腿，5张桌子几条腿？
二年级上口算题卡加减 乘法混合 文件排版存档编号：[UYTR-OUPT28-KBNTL98-UYNN208]
姓名：日期：用时：准确率： 5×2+25= 34-3×3= 53-2×2= 2×4+17= 3×3+24= 2×4-3= 2×5+35= 42-2×5= 57-4×2= 2×3+22= 2×4-4= 2×3+52= 42-5×2= 53+3×3= 47-2×3= 88-5×2= 34+3×3= 46+2×4= 66-2×4= 43-2×5= 74-5×2= 87+3×3= 68-5×2= 66-2×4= 65-2×2= 58+5×2= 24+2×4= 19+3×2= 28-2×5= 34+2×5= 26+2×3= 42-2×3= 43-3×2= 57+2×3= 58-5×2= 95-5×2= 69+2×4= 75-2×3= 84-2×5= 18+3×3= 27-3×2= 29+2×2= 34+2×3= 46-2×2= 52-5×2= 61-4×2= 73-2×2= 55+2×3= 67-2×4= 29+5×2= 34-3×3= 姓名：日期：用时：准确率： 5×23×3 3×23×2 2×42×3 4×22×3 2×22×4 2×52×5 2×42×3 3×23×3 2×42×3 3×22×2 5×22×4 2×25×2 5×22×3 3×22×5 2×22×3 2×42×5 2×35×2 4×25×2 2×52×3 3×22×3 4×22×2 4×22×2 4×22×3 4×22×3 2×42×4 2×23×3 5×24×2 5×24×2 2×52×4 4×22×3 3×32×5 3×32×5 2×52×3 2×53×2 3×23×3 2×23×2 2×42×2 2×55×2 3×32×2 5×25×2 3×32×2 5×24×2 3×35×2 2×32×5 4×25×2 2×45×2 2×52×3 2×52×3 2×25×2 3×24×2 3×33×3 姓名：日期：用时：准确率： 23+2×5= 42-2×5= 53-5×2=
姓名：日期：用时：准确率： 5x2+25= 34-3x3= 53-2x2= 2x4+17= 3x3+24= 2x4-3= 2x5+35= 42-2x5= 57-4x2= 2x3+22= 2x4-4= 2x3+52= 42-5x2= 53+3x3= 47-2x3= 88-5x2= 34+3x3= 46+2x4= 66-2x4= 43-2x5= 74-5x2= 87+3x3= 68-5x2= 66-2x4= 65-2x2= 58+5x2= 24+2x4= 19+3x2= 28-2x5= 34+2x5= 26+2x3= 42-2x3= 43-3x2= 57+2x3= 58-5x2= 95-5x2=
69+2x4= 75-2x3= 84-2x5= 18+3x3= 27-3x2= 29+2x2= 34+2x3= 46-2x2= 52-5x2= 61-4x2= 73-2x2= 55+2x3= 67-2x4= 29+5x2= 34-3x3= 23+2x5= 42-2x5= 53-5x2= 42+3x2= 55-2x5= 62-2x3= 63-2x2= 75-5x2= 24-5x2= 姓名：日期：用时：准确率：5x2?3x3 3x2?3x2 2x4?2x3 4x2?2x3 2x2?2x4 2x5?2x5 2x4?2x3 3x2?3x3 2x4?2x3 3x2?2x2 5x2?2x4 2x2?5x2
5x2?2x3 3x2?2x5 2x2?2x3 2x4?2x5 2x3?5x2 4x2?5x2 2x5?2x3 3x2?2x3 4x2?2x2 4x2?2x2 4x2?2x3 4x2?2x3 2x4?2x4 2x2?3x3 5x2?4x2 5x2?4x2 2x5?2x4 4x2?2x3 3x3?2x5 3x3?2x5 2x5?2x3 2x5?3x2 3x2?3x3 2x2?3x2 2x4?2x2 2x5?5x2 3x3?2x2 5x2?5x2 3x3?2x2 5x2?4x2 3x3?5x2 2x3?2x5 4x2?5x2 2x4?5x2 2x5?2x3 2x5?2x3 2x2?5x2 3x2?4x2 3x3?3x3
二年级口算练习题（一） 用时 ( )分钟做对（）道题姓名 3×6= 18÷9= 18÷6= 15÷3= 36÷4= 81÷9= 20÷5= 8÷8= 30÷6= 9÷3= 4×7= 16÷4= 12÷4= 18÷2= 24÷4= 4×4= 20÷4= 24÷6= 2×5= 9×8= 4×8= 7×5= 8÷2= 10÷5= 32÷4÷4= 72÷9+7= 4×2×7= 1×5×9= 7×9-7= 6×6+20= 8×4-8= 8×3÷6= 63÷7÷3= 36÷9×8= 3×2×7= 1×6×9= 7×8-7= 7×6+20= 8×4-8= 4×4÷8= 口算练习题（二） 用时 ( )分钟做对（）道题姓名 9÷3= 5×6= 1÷1= 18÷6= 6÷1= 9÷3= 12÷2= 9×7= 45÷5= 30÷5= 24÷6= 16÷4= 32÷4= 45÷9= 40÷5= 5÷1= 21÷3= 30÷6= 9×5= 6×3= 4÷4= 25÷5= 36÷6= 5×9= 6×5＋34＝ 49＋30－4＝7×6－21＝ 58＋36－36＝4×4＋4＝ 8×3－10＝2×7－6＝ 30＋46＋8＝7×5＋30＝ 54＋30－4＝7×5－21＝ 51＋25－25＝6×4＋6＝ 9×2－10＝3×7－6＝ 10＋25＋8＝
口算练习题（三） 用时 ( )分钟做对（）道题姓名 14-7= 42÷6= 24÷3= 5 +9= 6×6= 25÷5= 32÷4= 3×9= 9×4= 33－9= 32-4= 8＋72= 3×6= 42－5= 20÷5= 50－7= 10÷5= 26＋7= 9÷3= 18＋6= 30÷5= 20＋4= 5＋67= 2×5= 8×7－23＝28＋47－28＝5×9＋36＝76－3＋8＝3×5＋3＝4×7＋7＝5×8－5＝9×4－4＝53－50－2＝3×8＋20＝6×8＋5＝4×5＋17＝8×7－23＝28＋47－28＝5×9＋36＝76－3＋8＝ 口算练习题（四） 用时 ( )分钟做对（）道题姓名 9×3= 5÷5= 18÷6= 12÷6= 12÷6= 15÷3= 20÷4= 30÷6= 24÷4= 8÷4= 42÷7= 42÷6= 24÷3= 20÷5= 14÷2= 18÷3= 48÷6= 12÷3= 7×5= 16÷4= 30÷5= 24÷6= 25÷5= 20＋5= 6×7-6= 2×9＋30＝9×4＋25＝5×9＋19＝ 9×6－17＝6×3－7＝8×8－9＝4×7－9＝ 5×6－4＝5×8－13＝7×9＋18＝ 4×8－8＝ 9×6＋26＝7×8＋16＝6×9－7＝6×4＋38＝
班级姓名时间分对题 2×1＝2×2＝5×3＝2×4＝9×5＝5×6＝5×7＝5×4＝5×9＝7×7＝9×7＝9×6＝9×8＝9×9＝6×5＝3×8＝3×7＝3×6＝4×7＝7×9＝8×1＝8×2＝8×5＝8×4＝4×7＝4×6＝3×9＝4×8＝4×9＝8×2＝5×1＝5×2＝4×4＝5×4＝3×5＝7×6＝3×2＝7×8＝7×9＝7×4＝4×8＝4×2＝4×3＝4×4＝3×3＝2×5＝3×5＝6×5＝5×5＝4×5＝3×1＝8×3＝3×3＝3×4＝8×5＝7×8＝7×5＝8×5＝9×5＝6×3＝6×9＝6×2＝6×3＝6×8＝4×8＝2×6＝2×7＝2×8＝2×9＝7×6＝7×1＝7×2＝7×3＝7×5＝5×5＝6×6＝6×7＝6×8＝6×9＝8×7＝9×4＝9×2＝9×5＝9×4＝3×8＝8×6＝7×7＝8×8＝8×9＝2×9＝2×1＝2×2＝4×3＝2×4＝6×5＝5×6＝5×8＝5×7＝5×9＝4×7＝4×9＝9×7＝9×8＝5×3＝5×6＝3×6＝3×8＝6×7＝3×9＝7×8＝2×8＝3×8＝5×3＝2×4＝9×5＝4×6＝5×7＝4×8＝9×6＝9×9＝
班级姓名时间分对题 5×7＝5×4＝9×8＝5×9＝7×7＝9×9＝9×6＝7×7＝9×9＝6×5＝4×8＝5×9＝3×6＝8×3＝7×9＝8×5＝8×4＝4×7＝7×9＝4×7＝3×7＝3×9＝8×9＝4×9＝8×4＝8×1＝8×2＝3×2＝8×4＝6×9＝6×3＝5×6＝4×4＝5×4＝3×5＝8×6＝7×7＝7×8＝2×2＝6×5＝4×2＝5×2＝4×3＝4×4＝5×8＝2×5＝3×8＝4×5＝5×5＝4×5＝3×9＝4×8＝7×3＝2×9＝8×5＝7×8＝7×5＝8×5＝9×5＝2×3＝4×9＝6×2＝6×3＝6×4＝3×7＝5×6＝3×7＝2×8＝7×5＝5×1＝7×5＝7×2＝3×3＝6×8＝7×4＝8×8＝6×7＝3×4＝6×9＝8×7＝9×6＝9×9＝9×3＝9×4＝5×5＝4×4＝7×8＝3×4＝9×9＝5×3＝5×5＝2×2＝2×3＝2×4＝8×8＝2×2＝5×8＝5×7＝5×9＝4×3＝4×7＝9×7＝9×8＝2×5＝7×6＝3×6＝2×8＝3×7＝3×9＝3×3＝8×7＝8×6＝3×2＝3×8＝8×4＝4×5＝5×7＝4×8＝9×6＝9×8＝
【小学数学】二年级表内乘法口算练习题1】 1×3= 5×9= 9×5= 5×7= 3×2= 7×2= 1×3= 1×9=2×6= 2×7= 7×5= 3×4= 8×1= 3×8= 2×6= 9×5= 5×9= 7×9=8×6= 1×9= 7×6= 4×4= 2 1×6= 4×9= 6×4= 8×7= 9 7×1= 3×2= 7×7= 9×6= 9 2×9= 1×2= 6×5= 2×4= 7 1×5= 7×5= 3×3= 5×1= 9 8×2= 2×4= 4×8= 6×7= 8 5×6= 7×1= 7×9= 4×3= 5 5×6= 3×6= 6×5= 5×3= 2 7×1= 2×3= 8×7= 6×3= 7
9×4= 6×2= 2 2×4= 3×7= 6×5= 2×6= 3 3×3= 4×5=×9= 3×4= 3×9= 7 ×8= 6×4= 4×9= 7 ×7= 1×1= 5×8= 9 ×1= 5×8= 8×5= 1 ×9= 2×5= 9×3= 8 ×7= 1×7= 4×6= 1 ×3= 8×6= 7×8= 6 ×4= 8×5= 4×6= 6 ×8= 3×4= 1×6= 6 ×5= 7×1= 4×5= 0 ×6= 5×4= 1×8= 5×5= 4×2= 3×2= 3×7= 8×8= 7×6= 8×8= 8×8= 3×2= 5×2= 4×2= 3×3= 3×3= 7×9= 4×7= 5×2= 1×6= 4×7= 6×6= 7×5= 3×6= 8×3= 2×3=×9=×9=×9=×8=×4=×6=×1=×4=×2=×6=2×4= 5×2= 3×7= 6×1= 8×9= 5×8= 6×4= 9×1=3×9= 3×7= 6×4= 6×3= 4×5= 3×8= 7×1= 5×3= 7×6= 2×3=9×9= 2×5= 【二年级数学乘法口算练习题2】 8×1= 8×7= 1
4 ╳6 = 3 ╳8 = 6 ╳8 = 3 ╳2 = 5 ╳3 = 3 ╳1 = 4 ╳4 = 4 ╳5 = 6 ╳9 = 6 ╳ 7 = 5 ╳6 =7 ╳9 = 6 ╳1 = 6 ╳2 = 4 ╳5 = 4 ╳6 = 3 ╳6 = 6 ╳3 = 6 ╳ 8 = 5 ╳6 = 6 ╳4 = 3 ╳2 = 4 ╳ 9 = 6 ╳2 =7 ╳7 = 2 ╳7 = 6 ╳6 = 6 ╳2 = 6 ╳3 = 5 ╳3 = 4 ╳2 =7 ╳2 = 5 ╳4 = 3 ╳5 = 4 ╳8 = 6 ╳6 = 5 ╳9 = 3 ╳8 =7 ╳7 =7 ╳1 = 6 ╳4 = 4 ╳8 = 6 ╳ 7 = 6 ╳2 = 4 ╳3 = 7 ╳5 = 6 ╳8 = 6 ╳8 = 4 ╳4 = 5 ╳5 = 6 ╳5 = 4 ╳1 = 6 ╳3 = 4 ╳2 = 5 ╳8 = 5 ╳9 = 5 ╳3 = 4 ╳9 = 5 ╳8 = 6 ╳3 = 3 ╳8 =7 ╳2 = 3 ╳8 = 4 ╳6 = 4 ╳ 5 = 4 ╳6 = 4 ╳4 = 6 ╳9 =7 ╳3 = 4 ╳7 = 3 ╳9 = 3 ╳8 = 6 ╳2 =7 ╳ 5 =7 ╳4 = 6 ╳4 = 7 ╳9 = 6 ╳3 =7 ╳1 =7 ╳1 = 4 ╳6 = 6 ╳1 = 6 ╳2 =7 ╳ 8 = 4 ╳7 = 7 ╳6 =7 ╳3 = 4 ╳ 9 = 5 ╳6 = 4 ╳8 = 7 ╳1 =7 ╳7 = 5 ╳3 = 5 ╳7 = 5 ╳1 = 7 ╳5 =7 ╳4 =7 ╳7 = 4 ╳1 = 4 ╳7 =共计：100 题做对：计时：成绩：
二年级上口算题卡加减乘法混合打印版 HUA system office room 【HUA16H-TTMS2A-HUAS8Q8-HUAH1688】
姓名：日期：用时：准确率： 5×2+25= 34-3×3= 53-2×2= 2×4+17= 3×3+24= 2×4-3= 2×5+35= 42-2×5= 57-4×2= 2×3+22= 2×4-4= 2×3+52= 42-5×2= 53+3×3= 47-2×3= 88-5×2= 34+3×3= 46+2×4= 66-2×4= 43-2×5= 74-5×2= 87+3×3= 68-5×2= 66-2×4= 65-2×2= 58+5×2= 24+2×4= 19+3×2= 28-2×5= 34+2×5= 26+2×3= 42-2×3= 43-3×2= 57+2×3= 58-5×2= 95-5×2= 69+2×4= 75-2×3= 84-2×5= 18+3×3= 27-3×2= 29+2×2= 34+2×3= 46-2×2= 52-5×2= 61-4×2= 73-2×2= 55+2×3= 67-2×4= 29+5×2= 34-3×3= 姓名：日期：用时：准确率： 5×23×3 3×23×2 2×42×3 4×22×3 2×22×4 2×52×5 2×42×3 3×23×3 2×42×3 3×22×2 5×22×4 2×25×2 5×22×3 3×22×5 2×22×3 2×42×5 2×35×2 4×25×2 2×52×3 3×22×3 4×22×2 4×22×2 4×22×3 4×22×3 2×42×4 2×23×3 5×24×2 5×24×2 2×52×4 4×22×3 3×32×5 3×32×5 2×52×3 2×53×2 3×23×3 2×23×2 2×42×2 2×55×2 3×32×2 5×25×2 3×32×2 5×24×2 3×35×2 2×32×5 4×25×2 2×45×2 2×52×3 2×52×3 2×25×2 3×24×2 3×33×3 姓名：日期：用时：准确率： 23+2×5= 42-2×5= 53-5×2= 42+3×2= 55-2×5= 62-2×3= 63-2×2= 75-5×2= 24-5×2= 52+2×3= 64-2×3= 52+3×2= 44-2×2= 42-4×2= 46+2×2=