五年级简便计算试题
五年级简便计算试题
小学数学里的简便算法有很多,那先来看看试题吧,,以下是小编为您整理的五年级简便计算试题相关资料,欢迎阅读!
一、请用简便方法计算下列各题
0.25×0.28
0.125×3.2×2.5
35×40.2
0.25×4÷0.25×4
3.5×9.9 3.5×99+3.5
3.5×101-3.5
3.5×9.9+3.5×0.1
3.5×2.7+35×0.73
3.5×2.7-3.5×0.7
(32+5.6)÷0.8
3.5÷0.6-0.5÷0.6
4.9÷3.5
7÷0.25÷4
7÷0.125 ÷8
7.35÷(7.35×0.25)
7.35÷(7.35÷0.25)
7.325-(5.325+1.7)
3.29+0.73+2.27
3.29-0.73-2.27
7.5+2.5-7.5+2.5
7.325-3.29-3.325
7.325-(5.325+1.7)
7.325-(5.325-1.7)
二、解方程(要注明依据)
12x-8x=4.8
1.2x=81.6
(200-x)÷5=30
x-0.7x=3.6
5.6x=33.6
3.5-5x=2
x+3x+10=70
5x+x=9
9.8-x=3.8
5x-45=100
4.5x-x=28
75.6÷x=12.6
(x-140)÷70=4
x+2x+18=78
(27.5-3.5)÷x=4
0.5x+8=43
3200=450+5X+X
4÷5x=20
1.5(x+1.6)=3.6
155X-2X=18
91÷x=1.3
7(6.5+x)=87.5
9x-x=16
6-2x=11