求40道初一去括号与去分母计算题

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求40道初一去括号与去分母计算题

求40道初一去括号与去分母计算题
求40道初一去括号与去分母计算题

求40道初一去括号与去分母计算题
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
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
37.812-700÷(9+31×11)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35

解;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/...

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解;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
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
37.812-700÷(9+31×11)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
望采纳,谢谢

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是方程吗?
1. 5(x+2)=4x
2. 1/2(2x-1)=1
3. 5-3(x-1/3)=2
4. 6x-7(1-x)=6
5. 3(x-5)-4(x+1)=x+9
6. 6-3(x-1)=12-2(2x+1)
7. 5(x+2)=5-9(x-3)
8. 1-2(2x-5)=3(3-x)
...

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是方程吗?
1. 5(x+2)=4x
2. 1/2(2x-1)=1
3. 5-3(x-1/3)=2
4. 6x-7(1-x)=6
5. 3(x-5)-4(x+1)=x+9
6. 6-3(x-1)=12-2(2x+1)
7. 5(x+2)=5-9(x-3)
8. 1-2(2x-5)=3(3-x)
9. 1-x/2-x-8/3=1
10 -1/3+x/2=2x
11. x+1/2-2x-1/2=2
12. 2x-1/6=5x+1/8
13. y-y-1/2=2-y+2/5
14. 4/3-8x=3-11/2x
15. 2y-1/3=y+2/4-1
16. 3x-1/3-2+2x+4/2=3(x-1)
17. 4x-3(20-x)=6x-7(9-x)
18. 1-8(1/4+0.5x)=3(1-2x)
19. 2x+1/3+1=x+2/2
20. 2(x-0.7)-3(1.4-2x)
21. 2x+1/3-5x-1/6=1
22. 1/3x-14=5/3x+2
23. 8x=(8+2)(x-2.4)
24. 4(x-2)=3(1+3x)-12
25. 5x-3(2x+1)=6x-4(5-3x)
26 x-2[x-3(x-1)]=8
27 6[x-3(x+4)-7]=4(x-2)-3
28 2(3x-1/2)-1/2(4x+2)=1/3(9x-3)
29 3(x-2)-4(2-x)=5(2x-1)
30 x+5(12-x0=48
31 2(2x-1)-(x-3)=1
32 2x-3(10-x)=5x-7(x+3)
33 72-x/x=1/3
34 8x+4(10-x)=56
35 1-10x+1/6=2x+1/3
36 x-2/3-3x-1/5=1
37 3/8(8/3x+4)=1
38 x-x-1/2=2-x+2/3
39 1/2(x-1)=2-1/5(x+2)
40 y+2/4-2y-1/6=1

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