六年级数学上册1单元《分数乘法》（填空题单20241209）

人教版小学数学六年级上册 第一单元《分数乘法》填空题专项练习

1. [3/4] × [2/5] = _
2. [7/8] × [4/9] = _
3. [5/6] × [3/7] = _
4. [11/12] × [2/3] = _
5. [9/10] × [5/8] = _
6. [13/15] × [6/7] = _
7. [17/20] × [8/9] = _
8. [21/25] × [5/6] = _
9. [19/24] × [3/4] = _
10. [11/16] × [4/5] = _
11. [15/18] × [2/3] = _
12. [23/28] × [7/8] = _
13. [27/32] × [4/5] = _
14. [31/36] × [3/4] = _
15. [35/40] × [5/6] = _
16. [39/45] × [2/3] = _
17. [43/48] × [4/5] = _
18. [47/52] × [3/4] = _
19. [51/56] × [5/6] = _
20. [55/60] × [2/3] = _

答案

1. [3/4] × [2/5] = [6/20] = [3/10]
2. [7/8] × [4/9] = [28/72] = [7/18]
3. [5/6] × [3/7] = [15/42] = [5/14]
4. [11/12] × [2/3] = [22/36] = [11/18]
5. [9/10] × [5/8] = [45/80] = [9/16]
6. [13/15] × [6/7] = [78/105] = [26/35]
7. [17/20] × [8/9] = [136/180] = [68/90] = [34/45]
8. [21/25] × [5/6] = [105/150] = [21/30] = [7/10]
9. [19/24] × [3/4] = [57/96] = [19/32]
10. [11/16] × [4/5] = [44/80] = [11/20]
11. [15/18] × [2/3] = [30/54] = [5/9]
12. [23/28] × [7/8] = [161/224] = [23/32]
13. [27/32] × [4/5] = [108/160] = [27/40]
14. [31/36] × [3/4] = [93/144] = [31/48]
15. [35/40] × [5/6] = [175/240] = [35/48]
16. [39/45] × [2/3] = [78/135] = [26/45]
17. [43/48] × [4/5] = [172/240] = [43/60]
18. [47/52] × [3/4] = [141/208] = [47/69]
19. [51/56] × [5/6] = [255/336] = [85/112]
20. [55/60] × [2/3] = [110/180] = [11/18]

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