五年级下学期分数脱式混合运算及解方程练习题
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五年级下学期分数脱式混合运算及解方程练习题
一、脱式计算:
1.4/9× 9/16- 4/3
2. 8/19 × 15/36 + 1/127
3. 121× 5/16 – 2/9 ×3
4. 18× 5/4 + 1/4
5. 16÷ 3/8 – 3/8 ÷6
6. 4/17 × 5/19 + 3/7 × 5/19
7. 5/12 -(3/2 + 4/5 )
8. 7/18 + (1/18 + 1/9 )
9. 19 × 5/6 + 5/16
10. 13/14 × 8/19 - 1/3
11. 7 × 5/49 + 3/14
12. 16 ×(1/2 + 2/3 )
13. 18 × 4/5 + 8 × 11/5
14. 311 × 5/6 – 5/6
15. 91/7 - (2/7 – 10/21 )
16. 5/91 × 18 1– 141 × 2/7
17. 4/51 × 25/16 + 2/3 × 3/4
18. 141 × 8/17 – 5/6 × 12/15
19.1 17/32 – 3/4 × 9/24
20. 31 ×1 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
31.5/9-2/3+5/9
32.8/9-(1/4-1/9)-3/4
33.3/7 × 49/9 - 4/3
34.8/9 × 15/36 + 1/27
35.12× 5/6 – 2/9 ×3
36.8× 5/4 + 1/4
37.6÷ 3/8 – 3/8 ÷6
38.4/7 × 5/9 + 3/7 × 5/9
39.5/2 -(3/2 + 4/5 )
40.7/8 + (1/8 + 1/9 )
41.9 × 5/6 + 5/6
42.3/4 × 8/9 - 1/3
43.7 × 5/49 + 3/14
44.6 ×(1/2 + 2/3 )
45.8 × 4/5 + 8 × 11/5
46.31 × 5/6 – 5/6
47.91/701 - (2/7 – 10/21 )
48.5/9 × 181 – 14 × 2/7
49.6/7 × 25/16 + 2/3 × 3/4
50.145× 8/7 – 5/6 × 12/15
51.18/33 – 3/4 × 9/24
52.5× 3/9 + 1/3
53. 12× 5/6 – 2/9 ×3
54. 8× 5/4 + 1/4
55. 6÷ 3/8 – 3/8 ÷6
56. 4/7 × 5/9 + 3/7 × 5/9
57. 5/2 -(3/2 + 4/5 )
58. 7/8 + (1/8 + 1/9 )
59. 9 × 5/6 + 5/6
60. 3/4 × 8/9 - 1/3
61. 7 × 5/49 + 3/14
62. 6 ×(1/2 + 2/3 )
63. 8 × 4/5 + 8 × 11/5
64. 31 × 5/6 – 5/6
65. 9/7 - (2/7 – 10/21 )
66. 5/9 × 18 – 14 × 2/7 67. 4/5 × 25/16 + 2/3 × 3/4
68. 14 × 8/7 – 5/6 × 12/15
69. 17/32 – 3/4 × 9/24
70. 3 × 2/9 + 1/3
二、解方程练习题
(1)2x+8=16
(2)x/5=10
(3)x+7x=8
(4)9x-3x=6
(5)6x-8=4
(6)5x+x=9
(7)x-8=6x
(8)4/5x=20
(9)2x-6=12
(10)7x+7=14
(11)6x-6=0
(12)5x+6=11
(13)2x-8=10
(14)1/2x-8=4
(15)x-5/6=7
(16)3x+7=28
(17)3x-7=26
(18)9x-x=16
(19)24x+x=50
(20)6/7x-8=4
(30)3x-8=30
(31)6x+6=12
(32)3x-3=1
(33)5x-3x=4
(34)2x+16=19
(35)5x+8=19
(36)14-6x=8
(37)15+6x=27
(38)5-8x=4
(39)7x+8=15
(40)9-2x=1
(41)4+5x=9
(42)10-x=8
(43)8x+9=17
(44)9+6x=14
(45)x+9x=4+7
(46)2x+9=17
(47)8-4x=6
(48)6x-7=12
(49)7x-9=8 (50)x-56=1
(51)8-7x=1
(52)x-30=12
(53)6x-21=21
(54)6x-3=6
(55)9x=18
(56)4x-18=13
(57)5x+9=11
(58)6-2x=11
(59)x+4+8=23
(60)7x-12=8
(61)X-5.7=2.15
(62)15 5X-2X=18
(62)3X 0.7=5
(63)3.5×2= 4.2 x
(64)26×1.5= 2x
(65)0.5×16―16×0.2=4x
(66)9.25-X=0.403
(67)16.9÷X=0. 3
(68)X÷0.5=2.6
(69)x+13=33
(70)3 - 5x=80