小学数学五年级上册简便计算练习1

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)

3.29+0.73-2.29+2.27 3.29×0.25×4 0.125×8.8 63.4÷2.5÷0.4 4.9÷1.4 3.9÷（1.3×5）

（7.7＋1.54）÷0.7 2.5×2.4 2.7÷45

简算

0.35×1.25×2×0.8 32.4×0.9＋0.1×32.4 15÷0.25

28.6×101－28.6 0.86×15.7－0.86×14.7 2.4×102

14－7.32－2.68 2.64＋8.67＋7.36＋11.33 2.31×1.2×0.5

（2.5－0.25）×0.4 9.16×1.5－0.5×9.16 3.6－3.6×0.5

7.6×0.8＋0.2×7.6 0.85×199 0.25×8.5×4

0.25×36 0.125×3.2×2.5 35×40.2

2.5×32×12.5 0.5×1.25×2×8×11

解方程 x+3.2=4.6 x-1.8=4 x-2=15 1.6x=6.4 x÷7=0.3 x÷3=2.1 x+0.64=14.14 x+0.3=1.8 5x=1.5 2x-20=4 3+x=5.4 x-1.5=4 x-6=7.6 x÷1.1=3 x÷5=15 0.2x=6 3x+6=18 2x-7.5=8.5 16+8x=40 4x-3×9=29 2x+2.8×2=10.4 x+2.4x=5.1 2

（x-2.6）=8 5（x+1.5）=17.5 x+4.8=7.2 8（x-6.2）=41.6 （x-3）

÷2=7.5 13.2x+9x=33.3 8x-3x=105 x-6.5=3.2 X÷8=0.4 6x+18=48 3（x+2.1）=10.5 12x-9x=8.7 x-0.36=16

5.4x+x=12.8 3.8+x=6.3 x-7.9=2.6 2.5x=14 x÷

3=1.2 3.4x-48=26.8 2x-97=34.2 42x+25x=134 13（x+5）=169 2（x-3）=5.8 5x+7=42 x÷4.2=2 3.6x-x=3.25