80道六年级脱式计算

如题所述

第1个回答  2014-02-11
45.55-(6.82+15.55)
34.52-17.87-12.23
6.43-(1.4-0.57)
23.75-8.64-3.46
17.83-9.5-7.83-0.5
5.38+88.2-2.38+1.8
27.38-5.34+2.62-4.66
21.63-(8.5+9.63)
7.5-2.45+7.5+2.45
0.9+0.99+0.999
5.09-(0.09+1.23)
9.36-(4.36-3.5)
609-708+306-108+202-198+497-100
14+15+16+……+45+46
9999+9998+9997+9996
99999×26+33333×22
19175÷59+678
36.5×1.4-8.51÷3.7
1.3-3.79+9.7-6.21
8×0.4×12.5×2.5
125×(8+0.8+0.08)
35 ÷〔78 -(25 +38 )〕
1.7+150 +3.98
17.625-(4.4+58 )
3.35×6.47×2+6.7×3.6
18.7-3.375-6.625
2.5×4.4
25×1.25×32
(3.75+4.1+2.35)×9.8
1.28+9.8+7.72+10.2
12 ×1120 +12 ×2049
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
16. 5/9 × 18 - 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 - 5/6 × 12/15
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
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)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35

(1)45.55-(6.82+15.55) (2)34.52-17.87-12.23

(3)6.43-(1.4-0.57) (4)23.75-8.64-3.46

(5)17.83-9.5-7.83-0.5 (6)5.38+88.2-2.38+1.8

(7)27.38-5.34+2.62-4.66 (8)21.63-(8.5+9.63)

(9)7.5-2.45+7.5+2.45 (10)0.9+0.99+0.999

(11)5.09-(0.09+1.23) (12)9.36-(4.36-3.5)

(13)609-708+306-108+202-198+497-100 (14)14+15+16+……+45+46

(15)9999+9998+9997+9996 (16)99999×26+33333×22

(17)19175÷59+678 (18)36.5×1.4-8.51

(19)1.3-3.79+9.7-6.21 (20)8×0.4×12.5×2.5

(21)125×(8+0.8+0.08) (22)45 ÷〔78 -(25 +38 )〕

(23)1.7+150 +3.98 (24)92.4-(4.4+58 )

(25)3.35×6.47×2+6.7×3.6 (26)18.7-3.375-6.625

(27)2.5×4.4 (28)25×1.25×32

(29)(3.75+4.1+2.35)×9.8 (30)1.28+9.8+7.72+10.2

(31)12 ×1120 +12 ×2049 (32)120-144÷18+35

(33)347+45×2-4160÷52 (34)(58+37)÷(64-9×5)

(35)95÷(64-45) (36)85+14×(14+208÷26)

(284+16)×(512-8208÷18) (38)120-36×4÷18+35

(58+37)÷(64-9×5) (40)(6.8-6.8×0.55)÷8.5本回答被提问者采纳
第2个回答  2014-02-11
你上书店买本练习册呗追问

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