异分母分数加减法习题至少50道
4个回答
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3/4+1/5=4/5 3/4-1/5=11/20 5/6+2/9=19/18 5/6-2/9=11/18 2/3+3/5=19/15
2/3-3/5=1/15 6/7+1/2=19/14 6/7-1/2=5/14 2/3+1/6=5/6 1/3+1/4=7/12
1/3-1/4=1/12 1/5+1/7=12/35 1/5-1/7=2/春或肆35 1/4+1/9=13/36 1/4-1/9=5/36
1/8+1/9=17/72 1/8-1/9=1/72 1/10+7/9=79/90 5/7-1/6=23/42 1-5/9=4/9
1/5+3/8=23/40 3/4+1/5=19/20 2/3-3/5=1/5 1-2/5=3/5 5/8-1/9=37/72
1/10-1/20=1/20 1/6+3/8=13/24 5/9-1/2=1/18 2/3+1/4=11/12 1/2+1/3=5/6
5/6+1/18=8/9 3/5-1/3=4/15 17/15-1/3=4/5 11/12-2/3=1/4 1/2-1/4=1/4
1/7-1/8=1/56 1/3-1/9=2/9 5/6-1/2=1/3 1-2/3=1/3 5/8-1/6=11/24
1/3+1/6=1/2 3/4-1/2=1/4 1/5+1/8=13/40 5/6+4/9=23/18 5/9-2/5=7/45
3/7+5/2=41/14 5/8+9/10=61/40 11/12-8/15=23/60 1/4+1/6=5/12 1/4-1/6=1/12
1-6/7=1/7 11/12-2/3=1/4 3/10+2/5=7/10 7/8-1/团歼4=5/8 3/4+5/12=7/6
3/5-3/7=6/35 5/4-5/12=5/6 1/5-1/9=4/45 1/3-1/8=5/24 11/6-2/9=29/18
1/5+1/9=14/45 1-2/5=3/5 7/4+1/7=53/28 1-1/9=8/9 2/3-2/7=8/21
5/6+1/2=4/3 4/3-3/4=7/12 1-4/7=3/7 4/3+3/2=17/6 5/9+18/5=5/6
8/6-2/8 =13/12 7/10 + 1/10 = 4/5 9/6 - 3/2=0 1-2/5=3/5
6/4 + 5/10=2 9/6-3/2=0 5/9+4/9=1 5/3-2/3=1
8/3 - 1/2=13/6 1-1/8=7/8 3/5+8/5=11/5 7/8-5/8=1/4
8/15 + 3/15 = 11/15 7/8-4/8=3/8 8/2-10/7=18/7 5/3-3/5=16/15
9/14 + 3/14 = 6/7 31/8-8/3=29/24 4/15-3/15=1/15 2/3+2/48=17/24
40/45 + 4/5=76/扒轿45
43/9 + 38/27=167/27
15/9 + 17/21=52/21
6/14 + 45/45=10/7
16/22 - 7/10=3/110
14/2 + 10/48=153/24
13/24 + 1/4=19/24
3/2 - 6/14=15/16
8/12 -6/15=4/15
37/33 + 5/11=52/33
6/4 + 10/11=106/44
34/18 - 14/36=3/2
7/3 + 21/4=91/12
21/8 - 11/5=17/40
31/8 -8/3=29/24
43/9 + 38/27=167/27
15/9 + 17/21=52/21
6/14 + 45/45=10/7
2/3 + 2/48=17/24
16/22 - 7/10=3/110
14/2 + 10/48=153/24
5/12 + 24/10=169/60
44/10+ 13/2=109/10
21/4 - 14/20=91/20
3/8+7/10+5/8=17/10 7/8-(1/8+3/4)=0 4/7+1/6-4/7=1/6
2-7/9-2/9=1 3/5+7/8+2/5=15/8 7/9-(1/9+1/3)=1/3
1/4+(2/5+3/4)=7/5 5/6-3/10+1/6-7/10=0 3/4+1/6-2/3=1/4
7/8-1/4+4/9=77/72 1-1/3+2/7=20/21 1/2+4/5-3/10=1
5/6-(2/3-1/9)=5/18 9/10-(3/4+1/8)=1/40 1/2+2/3-3/4=5/12
7/8-1/6+1/4=23/24 1-(3/4-2/9)=17/36 9/10-1/5-1/2=1/5
1/4+3/7+1/2=33/28 7/8-(2/3+1/6)=1/24 1-(1/3+3/5)=1/15
1/2+1/4+1/3=13/12 7/8+1/4+1/2=5/8 5/7-(4/7+1/9)=2/63
1-1/4-1/2=1/4 3/4-1/6-1/3=1/4 3/10+1/4+2/5=19/20
2/3+1/6+1/12=11/12 1-1/4-2/5=7/20 1/2+1/9+1/12=25/36
2/8+6/7=31/28
1/2+9/7=25/14
8/4+9/2=13/2
7/4+6/8=5/2
3/7+5/9=62/63
8/5+9/7=101/35
6/5+3/8=63/40
8/5-5/7=31/35
8/3-2/3=2
9/4-1/2=7/4
5/2-3/7=29/14
4/3-8/9=4/9
7/2-5/6=8/3
4/3-5/6=1/2
5/7+9/4=65/28
8/3+9/4=59/12
5/3-2/3=1
7/4-5/7=29/28
6/4-5/7=11/14
5/4-4/7=19/28
5/6+8/5=73/30
4/8+6/2=5/2
4/5+8/2=24/5
4/6+8/3=10/3
7/4-2/8=3/2
6/5-5/9=29/45
4/2-3/9=5/3
5/3+7/6=17/6
2/3-4/7=2/21
5/3+7/6=17/6
1/2+1/3=5/6
1/2-1/3=1/6
7/5+9/4=73/20
6/7+9/2=75/14
1/6+9/2=14/3
7/9+6/4=41/18
8/5+6/2=23/5
8/6+7/3=11/3
10/7-3/4=61/28
2/4+6/5=17/10
5/3-5/7=20/21
2/9+9/5=91/45
9/5+4/6=37/15
4/8+5/2=3
5/4-6/8=1/2
5/7+9/4=83/28
8/7+2/4=23/14
2/9+1/6=7/18
5/6+1/5=31/30
3/4-2/5=7/20
4/5+1/10=9/10
4/9-1/3=1/9
9/10-2/5=1/2
2/3-3/5=1/15 6/7+1/2=19/14 6/7-1/2=5/14 2/3+1/6=5/6 1/3+1/4=7/12
1/3-1/4=1/12 1/5+1/7=12/35 1/5-1/7=2/春或肆35 1/4+1/9=13/36 1/4-1/9=5/36
1/8+1/9=17/72 1/8-1/9=1/72 1/10+7/9=79/90 5/7-1/6=23/42 1-5/9=4/9
1/5+3/8=23/40 3/4+1/5=19/20 2/3-3/5=1/5 1-2/5=3/5 5/8-1/9=37/72
1/10-1/20=1/20 1/6+3/8=13/24 5/9-1/2=1/18 2/3+1/4=11/12 1/2+1/3=5/6
5/6+1/18=8/9 3/5-1/3=4/15 17/15-1/3=4/5 11/12-2/3=1/4 1/2-1/4=1/4
1/7-1/8=1/56 1/3-1/9=2/9 5/6-1/2=1/3 1-2/3=1/3 5/8-1/6=11/24
1/3+1/6=1/2 3/4-1/2=1/4 1/5+1/8=13/40 5/6+4/9=23/18 5/9-2/5=7/45
3/7+5/2=41/14 5/8+9/10=61/40 11/12-8/15=23/60 1/4+1/6=5/12 1/4-1/6=1/12
1-6/7=1/7 11/12-2/3=1/4 3/10+2/5=7/10 7/8-1/团歼4=5/8 3/4+5/12=7/6
3/5-3/7=6/35 5/4-5/12=5/6 1/5-1/9=4/45 1/3-1/8=5/24 11/6-2/9=29/18
1/5+1/9=14/45 1-2/5=3/5 7/4+1/7=53/28 1-1/9=8/9 2/3-2/7=8/21
5/6+1/2=4/3 4/3-3/4=7/12 1-4/7=3/7 4/3+3/2=17/6 5/9+18/5=5/6
8/6-2/8 =13/12 7/10 + 1/10 = 4/5 9/6 - 3/2=0 1-2/5=3/5
6/4 + 5/10=2 9/6-3/2=0 5/9+4/9=1 5/3-2/3=1
8/3 - 1/2=13/6 1-1/8=7/8 3/5+8/5=11/5 7/8-5/8=1/4
8/15 + 3/15 = 11/15 7/8-4/8=3/8 8/2-10/7=18/7 5/3-3/5=16/15
9/14 + 3/14 = 6/7 31/8-8/3=29/24 4/15-3/15=1/15 2/3+2/48=17/24
40/45 + 4/5=76/扒轿45
43/9 + 38/27=167/27
15/9 + 17/21=52/21
6/14 + 45/45=10/7
16/22 - 7/10=3/110
14/2 + 10/48=153/24
13/24 + 1/4=19/24
3/2 - 6/14=15/16
8/12 -6/15=4/15
37/33 + 5/11=52/33
6/4 + 10/11=106/44
34/18 - 14/36=3/2
7/3 + 21/4=91/12
21/8 - 11/5=17/40
31/8 -8/3=29/24
43/9 + 38/27=167/27
15/9 + 17/21=52/21
6/14 + 45/45=10/7
2/3 + 2/48=17/24
16/22 - 7/10=3/110
14/2 + 10/48=153/24
5/12 + 24/10=169/60
44/10+ 13/2=109/10
21/4 - 14/20=91/20
3/8+7/10+5/8=17/10 7/8-(1/8+3/4)=0 4/7+1/6-4/7=1/6
2-7/9-2/9=1 3/5+7/8+2/5=15/8 7/9-(1/9+1/3)=1/3
1/4+(2/5+3/4)=7/5 5/6-3/10+1/6-7/10=0 3/4+1/6-2/3=1/4
7/8-1/4+4/9=77/72 1-1/3+2/7=20/21 1/2+4/5-3/10=1
5/6-(2/3-1/9)=5/18 9/10-(3/4+1/8)=1/40 1/2+2/3-3/4=5/12
7/8-1/6+1/4=23/24 1-(3/4-2/9)=17/36 9/10-1/5-1/2=1/5
1/4+3/7+1/2=33/28 7/8-(2/3+1/6)=1/24 1-(1/3+3/5)=1/15
1/2+1/4+1/3=13/12 7/8+1/4+1/2=5/8 5/7-(4/7+1/9)=2/63
1-1/4-1/2=1/4 3/4-1/6-1/3=1/4 3/10+1/4+2/5=19/20
2/3+1/6+1/12=11/12 1-1/4-2/5=7/20 1/2+1/9+1/12=25/36
2/8+6/7=31/28
1/2+9/7=25/14
8/4+9/2=13/2
7/4+6/8=5/2
3/7+5/9=62/63
8/5+9/7=101/35
6/5+3/8=63/40
8/5-5/7=31/35
8/3-2/3=2
9/4-1/2=7/4
5/2-3/7=29/14
4/3-8/9=4/9
7/2-5/6=8/3
4/3-5/6=1/2
5/7+9/4=65/28
8/3+9/4=59/12
5/3-2/3=1
7/4-5/7=29/28
6/4-5/7=11/14
5/4-4/7=19/28
5/6+8/5=73/30
4/8+6/2=5/2
4/5+8/2=24/5
4/6+8/3=10/3
7/4-2/8=3/2
6/5-5/9=29/45
4/2-3/9=5/3
5/3+7/6=17/6
2/3-4/7=2/21
5/3+7/6=17/6
1/2+1/3=5/6
1/2-1/3=1/6
7/5+9/4=73/20
6/7+9/2=75/14
1/6+9/2=14/3
7/9+6/4=41/18
8/5+6/2=23/5
8/6+7/3=11/3
10/7-3/4=61/28
2/4+6/5=17/10
5/3-5/7=20/21
2/9+9/5=91/45
9/5+4/6=37/15
4/8+5/2=3
5/4-6/8=1/2
5/7+9/4=83/28
8/7+2/4=23/14
2/9+1/6=7/18
5/6+1/5=31/30
3/4-2/5=7/20
4/5+1/10=9/10
4/9-1/3=1/9
9/10-2/5=1/2
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展开全部
3/7 × 5/9
10. 5/2 -（桐孙 3/2 + 4/5 ）
11. 7/8 + （ 1/8 + 1/9 ）
12. 9 × 5/6 + 5/6
13. 3/4 × 8/9 - 1/3
14. 7 × 5/49 + 3/14
15. 6 ×（ 1/2 + 2/3 ）
16. 8 × 4/5 + 8 × 11/5
17. 31 × 5/6 – 5/6
18. 9/7 - （ 2/7 – 10/21 ）
19. 5/9 × 18 – 14 × 2/7
20. 4/5 × 25/16 + 2/3 × 3/4
21. 14 × 8/7 – 5/6 × 12/15
22. 17/32 – 3/4 × 9/24
23. 3 × 2/9 + 1/3
24. 5/7 × 3/氏轮虚25 + 3/7
25. 3/14 ×× 2/3 + 1/6
26. 1/5 × 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 × 11/5 + /3
29. 45 × 2/3 + 1/3 × 15
30. 7/19 + 12/19 × 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 × 21/16 + 1/2
33. 101 × 1/5 – 1/5 × 21
34.50＋160÷40
35.120-144÷18+35
36.347+45×2-4160÷52
37（58+37）÷（64-9×5）
38.95÷（64-45）
39.178-145÷5×6+42
40.812-700÷（9+31×11）
41.85+14×（14+208÷26）
43.120-36×4÷18+35
44.（58+37）÷（64-9×5）歼燃
45.(6.8-6.8×0.55)÷8.5
46.0.12× 4.8÷0.12×4.8
47.（3.2×1.5+2.5）÷1.6
48.6-1.6÷4= 5.38+7.85-5.37=
49.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
50.6.5×（4.8-1.2×4）=
51.5.8×（3.87-0.13）+4.2×3.74
52.32.52-（6+9.728÷3.2）×2.5
53.[（7.1-5.6）×0.9-1.15] ÷2.5
54.5.4÷[2.6×（3.7-2.9）+0.62]
55.12×6÷（12-7.2）-6
56.12×6÷7.2-6
57.0.68×1.9+0.32×1.9
58.58+370）÷（64-45）
59.420+580-64×21÷28
60.136+6×（65-345÷23）
15-10.75×0.4-5.7
62.18.1＋（3－0.299÷0.23）×1
63.(6.8-6.8×0.55)÷8.5
64.0.12× 4.8÷0.12×4.8
65.（3.2×1.5+2.5）÷1.6
66.3.2×6+（1.5+2.5）÷1.6
67.0.68×1.9+0.32×1.9
68.10.15-10.75×0.4-5.7
69.5.8×（3.87-0.13）+4.2×3.74
70.32.52-（6+9.728÷3.2）×2.5
71.[（7.1-5.6）×0.9-1.15] ÷2.5
72.5.4÷[2.6×（3.7-2.9）+0.62]
73.12×6÷（12-7.2）-6
74.12×6÷7.2-6
75.33.02－（148.4－90.85）÷2.5
76.(25%-695%-12%)*36
77./4*3/5+3/4*2/5
78.1-1/4+8/9/7/9
79.+1/6/3/24+2/21
10. 5/2 -（桐孙 3/2 + 4/5 ）
11. 7/8 + （ 1/8 + 1/9 ）
12. 9 × 5/6 + 5/6
13. 3/4 × 8/9 - 1/3
14. 7 × 5/49 + 3/14
15. 6 ×（ 1/2 + 2/3 ）
16. 8 × 4/5 + 8 × 11/5
17. 31 × 5/6 – 5/6
18. 9/7 - （ 2/7 – 10/21 ）
19. 5/9 × 18 – 14 × 2/7
20. 4/5 × 25/16 + 2/3 × 3/4
21. 14 × 8/7 – 5/6 × 12/15
22. 17/32 – 3/4 × 9/24
23. 3 × 2/9 + 1/3
24. 5/7 × 3/氏轮虚25 + 3/7
25. 3/14 ×× 2/3 + 1/6
26. 1/5 × 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 × 11/5 + /3
29. 45 × 2/3 + 1/3 × 15
30. 7/19 + 12/19 × 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 × 21/16 + 1/2
33. 101 × 1/5 – 1/5 × 21
34.50＋160÷40
35.120-144÷18+35
36.347+45×2-4160÷52
37（58+37）÷（64-9×5）
38.95÷（64-45）
39.178-145÷5×6+42
40.812-700÷（9+31×11）
41.85+14×（14+208÷26）
43.120-36×4÷18+35
44.（58+37）÷（64-9×5）歼燃
45.(6.8-6.8×0.55)÷8.5
46.0.12× 4.8÷0.12×4.8
47.（3.2×1.5+2.5）÷1.6
48.6-1.6÷4= 5.38+7.85-5.37=
49.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
50.6.5×（4.8-1.2×4）=
51.5.8×（3.87-0.13）+4.2×3.74
52.32.52-（6+9.728÷3.2）×2.5
53.[（7.1-5.6）×0.9-1.15] ÷2.5
54.5.4÷[2.6×（3.7-2.9）+0.62]
55.12×6÷（12-7.2）-6
56.12×6÷7.2-6
57.0.68×1.9+0.32×1.9
58.58+370）÷（64-45）
59.420+580-64×21÷28
60.136+6×（65-345÷23）
15-10.75×0.4-5.7
62.18.1＋（3－0.299÷0.23）×1
63.(6.8-6.8×0.55)÷8.5
64.0.12× 4.8÷0.12×4.8
65.（3.2×1.5+2.5）÷1.6
66.3.2×6+（1.5+2.5）÷1.6
67.0.68×1.9+0.32×1.9
68.10.15-10.75×0.4-5.7
69.5.8×（3.87-0.13）+4.2×3.74
70.32.52-（6+9.728÷3.2）×2.5
71.[（7.1-5.6）×0.9-1.15] ÷2.5
72.5.4÷[2.6×（3.7-2.9）+0.62]
73.12×6÷（12-7.2）-6
74.12×6÷7.2-6
75.33.02－（148.4－90.85）÷2.5
76.(25%-695%-12%)*36
77./4*3/5+3/4*2/5
78.1-1/4+8/9/7/9
79.+1/6/3/24+2/21
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