小学数学五年级上册脱式计算题简便运算练习演示教学.doc

学习资料
能简算的要简算

31.5×4÷(6+3)
=
=
=

30.8÷[14－(9.85＋1.07)]
=
=
=
=

[60－(9.5＋28.9)]÷0.18
=
=
=
=
0.8×〔15.5-(3.21+5.79)〕
=
=
=

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
=
=
=

0.78+5.436+1
=
=

4.07×0.86+9.12.5
=
=

30.8÷[14－(9.85＋1.07)]
=
=
=

777×9+111×3
=
=
=

（31.8+3.2×4）÷5
=
=
=
=

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)
=
=
3.416÷（0.016×35）
=
=

0.8×[(10－6.76)÷1.2]
=
=
=

19.4×6.1×2.3
=
=

5.67×0.2-0.62
=
=

18.1×0.92+3.93
=
=

0.043-0.24+0.875
=
=

0.4×0.7×0.25
=
=

0.75×102 +100-56.23
[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
=
=

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)
=
=

3.416÷（0.016×35）
=
=

0.8×[(10－6.76)÷1.2]
=
=
=

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 4.07×0.86+9.12.5
=

仅供学习与参考