五年级小数加减乘除混合运算计算题练习题完整版本

合集下载
  1. 1、下载文档前请自行甄别文档内容的完整性,平台不提供额外的编辑、内容补充、找答案等附加服务。
  2. 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
  3. 3、如文档侵犯您的权益,请联系客服反馈,我们会尽快为您处理(人工客服工作时间:9:00-18:30)。

小数混合运算专项训练

1、解方程。

(1)5x =450 (2)12(6-x )=42

(3)1.2×6+4x=12 (4)8.5x -x =22.5

2、用简便方法计算。

(1)0.25 ×3.2×12.5 (2)36×10.1

(3)0.25×44 (4)22.2×4+17.8×4

3、用递等式计算。

(1)2.6+1.4×1.5-1.5 (2)(37-3.6÷4.8)÷12.5

(3)2.6+2.4×(1.4-1.05) (4)15.6÷16×(0.25+1.25)

30.8÷[14-(9.85+1.07)] [60-(9.5+28.9)]÷0.18 2.881÷0.43-0.24×3.5 20×[(2.44-1.8)÷0.4+0.15] 28-(3.4+1.25×2.4) 2.55×7.1+2.45×7.1

777×9+1111×3 0.8×[15.5-(3.21+5.79)] (31.8+3.2×4) ÷ 5 31.5×4÷(6+3) 0.64×25×7.8+2.2 2÷2.5+2.5÷2

36.25÷4.25×9.9

5180-705×6

24÷2.4-2.5×0.8 (4121+2389)÷7

671×15-974 469×12+1492

19.4×6.1×2.3

5.67×0.2-0.62 18.1×0.92+3.93

0.4×0.7×0.25

0.78+5.436+1 4. 8× 5÷4+1÷4

9. 9x5÷6+5÷6

10. 3÷4x8÷9-1÷3 14. 31x5÷6-5÷6

16. 5÷9x18-14x2÷7

20. 3x2÷9+1÷3

35. 95÷(64-45)

36. 178-145÷5×6+42

7.2÷0.8-1.2×5

6.5×(4.8-1.2×4)

28-(3.4+1.25×2.4)

2.55×7.1+2.45×7.1

777×9+1111×3

(31.8+3.2×4)÷5

31.5×4÷(6+3)

0.64×25×7.8+2.2

2÷2.5+2.5÷2

194-64.8÷1.8×0.9

36.72÷4.25×9.9

5180-705×6

24÷2.4-2.5×0.8

(4121+2389)÷7

671×15-974

469×12+1492

405×(3213-3189) 19.4×6.1×2.3

5.67×0.2-0.62 18.1×0.92+3.93

0.043×24+0.875

0.4×0.7×0.25

0.78+5.436+1 4.07×0.86+9.12

240×78÷(154-115)

1437×27+27×563

〔75-(12+18)〕÷15

2160÷〔(83-79)×18〕

280+840÷24×5

325÷13×(266-250)

85×(95-1440÷24)

58870÷(105+20×2)

1437×27+27×563

81432÷(13×52+78) [37.85-(7.85+6.4)] ×30

(947-599)+76×64

36×(913-276÷23)

[192-(54+38)]×67

81432÷(13×52+78) (947-599)+76×64

60-(9.5+28.9)÷0.18

2.881÷0.43-0.24×

3.5

0.8×〔15.5-(3.21+5.79)〕(31.8 3.2×4)÷5194-64.8÷1.8×0.9

36.72÷4.25×9.9

3.416÷(0.016×35)

0.8×[(10-6.76)÷1.2]

(6.8-6.8×0.55)÷8.5

0.12× 4.8÷0.12×4.8

(58+37)÷(64-9×5)

812-700÷(9+31×11)

156×[(17.7-7.2)÷3]

(3.2×1.5+2.5)÷1.6

85+14×(14+208÷26)

120-36×4÷18+35

9.72×1.6-18.305÷7

3.2×(1.5+2.5)÷1.6

(58+37)÷(64-9×5)

(6.8-6.8×0.55)÷8.5

0.12× 4.8÷0.12×4.8

(3.2×1.5+2.5)÷1.6

120-36×4÷18+35

15-10.75×0.4-5.7

347+45×2-4160÷52

(58+37)÷(64-9×5)[(7.1-5.6)×0.9-1.15] ÷2.5(3.2×1.5+2.5)÷1.6

5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6

3.2×6+(1.5+2.5)÷1.6

(3.2×1.5+2.5)÷1.6 120-144÷18+35 347+45×2-4160÷52 (58+37)÷(64-9×5) 95÷(64-45) 812-700÷(9+31×11) 120-36×4÷18+35 (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 0.8×〔15.5-(3.21+5.79)〕 (31.8+3.2×4)÷5 31.5×4÷(6+3) 0.64×25×7.8+2.2 2÷2.5+2.5÷2 194-64.8÷1.8×0.9 36.72÷4.25×9.9 5180-705×6 24÷2.4-2.5×0.8 (4121+2389)÷7 671×15-974 469×12+1492

405×(3213-3189) 0.8×[(10-6.76)÷1.2] 19.4×6.1×24 5.67×0.2-0.62 18.1×0.92+3.93 24+0.875×99 0.4×0.7×0.25 0.75×102 100-56.23 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) (6.8-6.8×0.55)÷8.5

0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 (23.2×(1.5+2.5)÷1.6 45.6-1.6÷4= 5.38+7.85-5.37= 46.7÷0.8-1.2×5= 6-1.19×3-0.43= 47.6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9 297×999 1983×21+21×3017 (0.123+123) ×1009 34×24+3481 0.8×0.196+0.094 105+895×57 32.47×23+27 39.01×18.3-901 76.5+2-2×184 49+23×14 31×99

52×99+52 25×32×125 120-36×4÷18+35 (58+37)÷(64-9×5) (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 3.2×(1.5+2.5)÷1.6 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÷28 812-700÷(9+31×11) (136+64)×(65-345÷23) (284+16)×(512-8208÷18) 120-36×4÷18+35 (58+37)÷(64-9×5)

相关文档
最新文档