六年级分数乘法计算练习题附答案
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分数乘法计算练习题
一、分数与整数相乘。
5611
×4= 26× =
×5=
121315
1323
24× =
×7= ×20=
482110
479
×15= ×12=
16× =
251820
131410
17× =
×30= ×121=
511511
16914
×54= 11× =
×20=
272215
18524
×38=
36× = 100× =
192725
二、分数和分数相乘。(注意:能约分的先约分,再计算。)
236758
× =
× = × =
5478915
97121549
× = × =
× =
21575427
× =
× = × =
316821916
1425203718
× = × =
× =
1521278935
62217451911
× =
× = × =
8
817137827
× = × =
× =
× = × =
× =
6
三、分数乘、加、减混合。
75
×(
- ) × ×14 × +1 + ×
1215
9527183865198
- × 1 - ×
×(5- ) ×7+
139113
四、分数乘、加、减简便运算。
137511917
×
×5 ( + )×24
× ×14
5497979
( - )×36 99×
- ×
6998131813
67843911
×12× × ×
×97×
71215716119
37535774127
× + × × + ×
×15- ×15
82525
分数乘法计算题练习
7×
45123
8
× 8× ×10 ×24
88
5165
21
4315
3
8
1136
× × × 15× ×12
858
94
9
12121
4311
492531
×21 56×
× × ×
8
9
414121
50
42
5435
37
× × × 1×8 1×3
88
6
412
7
1
2
45255
×18
15× 2× ×24
1569756
524
38
×× ×-
1×21
7
4
9
15
11
1
126101
3623
×× 2×× 3×22
×5
336
136
4112111
151
331
×1
×1 1×1×2
59
7
442
×2
454
213
14×4 2×12 ×7 ×
769
1124
150×
72×
21159
1
×5 27× ×15
19×
20
151518
2
9185173819
517
× × × ×24
25
16195136
122434
1326287
14
× 28× 8×
×
6339
168
71348×
1
3
2561
× 1× ×1 × 2
3×
8
36177
2
4
1
3
79319
× × 1 ×1 (+)×12 × 101
7
3
4
100
1723
5
221255
×6+6× 2 ×5 ×2 ×
4×
8
7743116
1
17
1
2272
1× 32 × 3 (-)×50
4× 1× 2×6×
3
1425
5
57113
2
3
3
2477535867
×× ×
×× ×× 108×
5
4
5
2718
64772
× × ×120 × ×
9532685
3
4529568512
+
× 2× 3 ×2 ×2
4
423
2
10
2
3
8415124582
1×
4× 2× 2×1 2×1 3× ×1
5
11
5
8
7
55
24473
1
19425
2×1× 3× 4 ×
2×3× ××
8
39
89
3518720938
1124
18
×1
3
×1
5
7 ×3
2
15
5
6
×12
3
7
12
×12
5
6
3
7
×14
5
2
3
×6
4
5
1
5
×4 7
35
36
×35
3
8
×2 3
44
45
×46
1
2
×4 2