50道分数脱式计算 6年级分数脱式计算题50道。
50\u9053\u4e94\u5e74\u7ea7\u8131\u5f0f\u8ba1\u7b97\u9898\u5e26\u8fc7\u7a0b\u548c\u7b54\u6848\uff0c\u6709\u7b54\u6848\u548c\u8fc7\u7a0b\u7684\u52a0\u5206\uff0c\u8c22\u8c22\u4e86\u3002408\uff0d12\u00d724 = 408 - 288 = 120
\uff0846\uff0b28\uff09\u00d760 = 74 x 60 = 4440
42\u00d750\uff0d17 = 2100- 17 = 2083
32\uff0b105\u00f75 = 32 + 21 = 53
420\u00d7\uff08327\uff0d238\uff09 = 420 x 89 = 37380
(4121+2389)\u00f77 = 6510 \u00f77 = 930
3.416\u00f7\uff080.016\u00d735\uff09 = 3.416 \u00f70.56 = 6.1
0.8\u00d7[(10\uff0d6.76)\u00f71.2] = 0.8 x(3.24\u00f71.2) = 0.8 x 2.7 = 2.16
5.67\u00d70.2-0.62 = 1.134-0.62 = 0.514
0.4\u00d70.7\u00d70.25 = 0.4 x 0.25 x 0.7 = 0.1 x 0.7 = 0.07
0.78+5.436+1 = 6.216 +1 = 7.216
30.8\u00f7[14\uff0d(9.85\uff0b1.07)] = 30.8 \u00f7 (14 - 10.92) = 30.8\u00f73.08 = 10
[60\uff0d(9.5\uff0b28.9)]\u00f70.18 = (60- 38.4)\u00f70.18 = 21.6 \u00f70.18 = 120
2.881\u00f70.43\uff0d0.24\u00d73.5 = 6.7 - 0.24 x3.5 = 6.7 - 0.84 = 5.86
20\u00d7[(2.44\uff0d1.8)\u00f70.4\uff0b0.15] = 20x (0.64 \u00f70.4 +0.15)= 20x(1.6 +0.15) = 20 x1.75 = 35
28-(3.4+1.25\u00d72.4) = 28 - (3.4 + 3) = 28 - 6.4 = 21.6
2.55\u00d77.1+2.45\u00d77.1 = (2.55 + 2.45) x7.1 = 5 x7.1=35.5
0.8\u00d7\u301415.5-(3.21+5.79)\u3015 = 0.8 x (15.5 - 9) = 0.8 x 6.5 = 5.2
\uff0831.8+3.2\u00d74\uff09\u00f75 = (31.8 + 12.8)\u00f75 = 44.6\u00f75 = 8.92
31.5\u00d74\u00f7(6+3) = 126 \u00f7 9 = 14
2\u00f72.5+2.5\u00f72 = 0.8 + 1.25 =2.05
194\uff0d64.8\u00f71.8\u00d70.9 = 194 -36 x0.9 = 194-32.4 = 161.6
5180\uff0d705\u00d76 = 5180 - 4230=950
24\u00f72.4\uff0d2.5\u00d70.8 =10 -2=8
405\u00d7(3213-3189) =405x24 = 9720
125\u00d7(97-81) =125x16 =2000
6942+480\u00f73 = 6942 + 160 = 6782
20+80\u00f74-20 = 20 + 20 -20 = 40 -20 = 20
100\u00f7\uff0832-30\uff09\u00d70 = 100 \u00f72 x0= 50 x0 = 0
25\u00d74-12\u00d75 = 100 - 60 = 40
70\u00d7\u3014\uff0842-42\uff09\u00f718\u3015=70 x (0\u00f718) = 70x0 = 0
75\u00d765+75\u00d735 = 75 x (65 +35) = 75x100 = 7500
6-1.6\u00f74= 6- 0.4 = 5.6
5.38+7.85-5.37= 13.23 - 5.37=7.86
7.2\u00f70.8-1.2\u00d75=9 - 6 =3
6-1.19\u00d73-0.43= 6-3.57 - 0.43 = 6- (3.57 + 0.43) = 6-4 = 2
6.5\u00d7\uff084.8-1.2\u00d74\uff09= 6.5 x(4.8 - 4.8 )=6.5 x0 = 0
0.68\u00d71.9+0.32\u00d71.9 = (0.68 + 0.32) x1.9 = 1 x 1.9 = 1.9
10.15-10.75\u00d70.4-5.7 = 10.15 - 4.3 - 5.7 = 10.15 -(4.3 + 5.7)=10.15 - 10 =0.15
5.8\u00d7\uff083.87-0.13\uff09+4.2\u00d73.74 = 5.8 x 3.74 +4.2 x 3.74 = (5.8 +4.2)x3.74 = 10 x 3.74 = 37.4
32.52-\uff086+9.728\u00f73.2\uff09\u00d72.5 = 32.52 - (6+3.04)x2.5 = 32.52 - 9.02 x 2.5 = 32.52 -22.55 = 9.97
\uff08136+64\uff09\u00d7\uff0865-345\u00f723\uff09= 200x(65-15) = 200x 50=10000
\uff0848+370\uff09\u00f7\uff0864-45\uff09=418 \u00f719 =22
14 \u00d7 8/7 \u2013 5/6 \u00d7 12/15 =16 - 2/3 = 15x1/3
17/32 \u2013 3/4 \u00d7 9/24 = 17/32 - 27/96= 51/96 - 27 /96 = 24/96 = 1/4
3 \u00d7 2/9 + 1/3 = 2/3 + 1/3 = 1
5/7 \u00d7 3/25 + 3/7 =3/35 + 3/7= 3/35 +15/35= 18/35
1/5 \u00d7 2/3 + 5/6 = 2/15 + 5/6 = 4/30 + 25/30 = 29/30
9/22 + 1/11 \u00f7 1/2 = 9/22+ 1/11 x 2 = 9/22 +2/11 = 9/22 +4/22 = 13/22
5/3 \u00d7 11/5 + 4/3 = 11/3 +4/3 = 15/3 = 5
45 \u00d7 2/3 + 1/3 \u00d7 15 = 30+5 = 35
7/19 + 12/19 \u00d7 5/6 =7/19 + 10/19=17/19
1/4 + 3/4 \u00f7 2/3 =1/4+ 1/2 = 1/4 + 2/4 = 3/4
8/7 \u00d7 21/16 + 1/2= 3/2+1/2 = 4/2 = 2
\u4e0b\u8f7d\u4f5c\u4e1a\u5e2e\u641c\u7d22\u3002
分数脱式计算具体如下：
1、3/7 × 49/9 - 4/3
2、8/9 × 15/36 + 1/27
3、12× 5/6 – 2/9 ×3
4、8× 5/4 + 1/4
5、6÷ 3/8 – 3/8 ÷6
6、4/7 × 5/9 + 3/7 × 5/9
7、5/2 -（ 3/2 + 4/5 ）
8、7/8 + （ 1/8 + 1/9 ）
9、9 × 5/6 + 5/6
10、3/4 × 8/9 - 1/3
11、7 × 5/49 + 3/14
12、6 ×（ 1/2 + 2/3 ）
13、8 × 4/5 + 8 × 11/5
14、31 × 5/6 – 5/6
15、9/7 - （ 2/7 – 10/21 ）
16、5/9 × 18 – 14 × 2/7
17、4/5 × 25/16 + 2/3 × 3/4
18、14 × 8/7 – 5/6 × 12/15
19、17/32 – 3/4 × 9/24
20、3 × 2/9 + 1/3
分数脱式计算具体如下：
1、3/7 × 49/9 - 4/3
2、8/9 × 15/36 + 1/27
3、12× 5/6 – 2/9 ×3
4、8× 5/4 + 1/4
5、6÷ 3/8 – 3/8 ÷6
6、4/7 × 5/9 + 3/7 × 5/9
7、5/2 -（ 3/2 + 4/5 ）
8、7/8 + （ 1/8 + 1/9 ）
9、9 × 5/6 + 5/6
10、3/4 × 8/9 - 1/3
11、7 × 5/49 + 3/14
12、6 ×（ 1/2 + 2/3 ）
13、8 × 4/5 + 8 × 11/5
14、31 × 5/6 – 5/6
15、9/7 - （ 2/7 – 10/21 ）
16、5/9 × 18 – 14 × 2/7
17、4/5 × 25/16 + 2/3 × 3/4
18、14 × 8/7 – 5/6 × 12/15
19、17/32 – 3/4 × 9/24
20、3 × 2/9 + 1/3
1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -（ 3/2 + 4/5 ）
8. 7/8 + （ 1/8 + 1/9 ）
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×（ 1/2 + 2/3 ）
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - （ 2/7 – 10/21 ）
16. 5/9 × 18 – 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 ×× 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 15
27. 7/19 + 12/19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/2
30. 101 × 1/5 – 1/5 × 21
31.50＋160÷40 （58+370）÷（64-45）
32.120-144÷18+35
33.347+45×2-4160÷52
34（58+37）÷（64-9×5）
35.95÷（64-45）
36.178-145÷5×6+42 420+580-64×21÷28
37.812-700÷（9+31×11） （136+64）×（65-345÷23）
38.85+14×（14+208÷26）
39.（284+16）×（512-8208÷18）
40.120-36×4÷18+35
41.（58+37）÷（64-9×5）
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.（3.2×1.5+2.5）÷1.6 （2）3.2×（1.5+2.5）÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×（3.87-0.13）+4.2×3.74
50.32.52-（6+9.728÷3.2）×2.5
51.[（7.1-5.6）×0.9-1.15] ÷2.5
52.5.4÷[2.6×（3.7-2.9）+0.62]
53.12×6÷（12-7.2）-6 （4）12×6÷7.2-6
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