分数乘法计算练习题
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分数乘法计算练习题
1.分数乘以整数练题：
1) 2×11＝22
2) 2×27＝54
3) 17×8＝136
4) 9×8＝72
5) 7×3＝21
6) 25×7＝175
7) 2×2500＝5000
8) 3×7＝21
9) 7×6＝42
10) 5×6＝30
2.分数乘以分数练题：
1) 5×4＝20
2) 9×5＝45
3) 6×5＝30
4) 7×15＝105
5) 3×1＝3 6) 19×10＝190
7) 11×8＝88
8) 20×13＝260
9) 7×3＝21
10) 5×8＝40
11) 25×13＝325
3.小数乘以分数练题：
1) 2.4×1＝2.4
2) 2.1×7/29＝0.xxxxxxxxxxxxxxxx
3) 1.5×4＝6
4) 3.5×2/217＝0.xxxxxxxxxxxxxxxx7
5) 1.4×3/10＝0.42
6) 4.2×4/145＝0.xxxxxxxxxxxxxxxx4
4.分数乘、加、减混合练题：
1) 7×(2-2)＝0
2) 6×7×10/119＝35
3) 1×3+1＝4
4) 1+5×4＝21 5) 5×16×21＝1680
6) 5-(5×5)＝-20
7) 1-(21×5)＝-104
8) 1×(5-2)＝3
9) 7/8×33+7＝35.25
10) 48/84+(97/15)＝7.xxxxxxxxxxxxxxx
11) 5/4-6×7＝-23.25
12) 3/4×(2/3-3/5)＝1/10
13) 4+5×3＝19
14) 2×4×3/45＝1.6
15) 4×7×5/6＝46.xxxxxxxxxxxxxxx
5.分数乘、加、减简便运算练题：
1) (8/9+4/27)×27＝28
2) 87×3/86＝2.xxxxxxxxxxxxxxxx
3) 2-(7×2)＝-12
4) 5/6×5+5×1＝5.xxxxxxxxxxxxxxx
5) 7×6+5×12/6＝37
6) 7/10×101-(7/12)＝7.xxxxxxxxxxxxxxx
7) 3/5×99+3/5＝59.4 8) 15/21×3/4+10/21×33/4-4＝3.xxxxxxxxxxxxxxxx
9) 2/3×1/5×3＝0.2
10) 5×4/7×3/5＝1.xxxxxxxxxxxxxxxx
11) 2/5×4×3/4＝0.6
12) (21/20+5)×5＝26
13) (8/9+4/27)×54＝56
14) 6×(2/18×7/30)＝0.7
15) (3/8-3/8)×6/15＝0
16)
7-23)×16
Rewritten: The n (7-23) multiplied by 16.
17)
56×59+59×16
Rewritten: The sum of 56 multiplied by 59 and 59 multiplied
by 16.
18) 29×354+27×613
Rewritten: The sum of 29 multiplied by 354 and 27 multiplied
by 613.
19)
613×75-613×25
Rewritten: XXX difference een 613 multiplied by 75 and 613
multiplied by 25.
20)
7512×6-12×6
Rewritten: The product of 7512 and 6 minus the product of 12
and 6.
21)
21×320
Rewritten: The product of 21 and 320.
22)
37×335
Rewritten: The product of 37 and 335.
23)
625×24
Rewritten: The product of 625 and 24.
24)
35+7)×25
Rewritten: The sum of 35 and 7 multiplied by 25.
25)
×2+4×5
Rewritten: The product of and 2 plus the product of 4 and 5.
26)
457-9×7
Rewritten: 457 minus 9 multiplied by 7.
27)
1-514×2125
Rewritten: 1 minus the product of 514 and 21 divided by 25.
28)
1642+4×63
Rewritten: The sum of 1642 and the product of 4 and 63.
