Question

20道简便计算五年级的

Answer 1

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)

Answer 2

7.3x7+7.3+3
6x0.8x125
0.456+6.22+3.78
45x102
7.9x3+2.1x3
0.59x99+0.59
0.12x4.8÷0.12x4.8
0.8x79+0.8x21
8.3x7+8.3x3
7.9x8+7.9x2
58.3x7+58.3x3
8.3x4+8.3x6
8.7x7+8.7x3
0.9x102-0.9x2
300÷125÷8

0.7x35+0.7x65
7.5x7+7.5x3
99x102—99x2
7.5x8.3+7.5x1.7
10—0.432—2.586
（有要答案的告诉我我哈，这些题都挺简单的）

Answer 3

25×86.2+25×86.2×0.436×15×2+36×1.5×0.2
45×102+45×10.2
34×27+34×73+34×2.7+34×7.3