一年级20以内退位减法练习题
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13-4= 13-5= 12-4= 10-4= 14-8= 17-9=
10-6= 10-5= 17-9= 12-7= 11-2= 11-5=
14-9= 14-8= 11-8= 10-7= 15-9= 16-8= 11-6= 15-6= 15-9= 12-3= 16-7= 13-5=
16-8= 13-9= 10-9= 13-6= 13-5= 11-6=
12-4= 15-7= 10-5= 15-9= 11-3= 13-9= 12-7= 10-9= 10-4= 11-7= 11-8= 17-9=
11-5= 10-7= 12-6= 10-8= 10-3= 10-3=
12-8= 15-8= 15-8= 12-8= 17-8= 12-7= 18-9= 10-4= 11-2= 13-9= 14-8= 14-7=
13-8= 10-3= 11-9= 10-1= 15-6= 13-9=
18-9= 16-7= 14-7= 12-8= 10-3= 17-8= 13-6= 10-1= 13-9= 11-2= 13-8= 16-9=
18-9= 14-9= 11-8= 16-9= 11-9= 16-8=
13-7= 12-7= 16-7= 15-6= 16-9= 15-9= 14-7= 16-8= 11-9= 16-7= 15-9= 12-8=
11-2= 10-3= 10-3= 11-4= 13-5= 12-4=
10-4= 14-8= 17-9= 10-6= 10-5= 17-9= 12-7= 14-9= 14-8= 11-8= 11-2= 11-5=
10-7= 15-9= 16-8= 13-5= 11-6= 11-6=
15-6= 12-3= 13-6= 15-9= 13-9= 10-9= 16-7= 13-5= 16-8= 12-4= 15-7= 10-5=
15-9= 11-3= 12-7= 10-9= 10-4= 11-7=
13-9= 11-5= 10-7= 12-6= 11-3= 17-9= 10-8= 10-3= 10-3= 12-8= 15-8= 18-9=
15-8= 12-8= 17-8= 12-7= 10-4= 11-2=
13-9= 14-8= 14-7= 13-8= 10-3= 11-9= 10-1= 15-6= 18-9= 16-7= 14-7= 12-8=
13-9= 10-3= 17-8= 13-6= 10-1= 13-9=
11-2= 13-8= 16-9= 18-9= 14-9= 13-7= 11-8= 16-9= 11-9= 16-8= 12-7= 16-7=
14-9= 12-3= 13-4= 14-5=
14-6= 14-7= 11-7= 11-3=
12-4= 12-5= 12-9= 11-4=
12-7= 12-6= 13-7= 14-8=
11-6= 11-5= 13-8= 11-2=
13-5= 12-8= 13-9= 16-9=
13-6= 17-9= 17-8= 18-9=
11-9= 16-8= 11-8= 16-7=
15-6= 15-7= 15-8= 15-9=
20以内加减法
12-7= 8+7= 13-7= 14-8=
13-5= 12-8= 9+9= 13-9=
9+5= 8+6= 7+7= 6+8=
12-6= 18-9= 17-9= 6+9=
9+7= 8+8= 7+9= 16-9=
9+8= 17-8= 9+6= 13-4=
11-6= 11-5= 13-8= 13-6=
14-9= 7+8= 5+9= 8+9=
8+6= 15-7= 16-7= 15-9=
9+8= 4+9= 5+6= 14-7=
8+8= 8+4= 15-8= 15-9=
8+8= 16-8= 14-8= 18-4=
7+9= 12-8= 11-2= 18-9=
6+6= 9+2= 12-5= 15-7=
14-6= 9+2= 12-6= 16-5=
20-9= 11-3= 17-5= 17-8=
16-9= 7+8= 15-6= 9+9=
4+7= 19-8= 13-5= 7+6=
15-9= 14-5= 15-8= 12-4=
20-6= 19-9= 12-9= 23+9=
14-9= 5+8= 8+6= 4+8=
13-6= 12-4= 14-9= 15-7=
16-3= 11-4= 18-9= 11-6=
12-7= 14-2= 12-3= 14-8=
11-8= 20-5= 9+9= 16-7=
17-9= 11-9= 13-4= 7+7=
13-9= 12-4= 20-3= 11-5=
15-4= 5+7= 20-5= 3+8=
13-8= 14-8= 11-2= 15-9=
13-7= 11-5= 11-3= 17-8=