问题标题：
20道简便计算出题
问题描述：
20道简便计算出题
胡超回答：
3.29+0.73+2.273.29-0.73-2.277.5+2.5-7.5+2.5
7.325-3.29-3.3257.325-(5.325+1.7)7.325-(5.325-1.7)
3.29+0.73-2.29+2.273.29×0.25×40.125×8.8
0.25×0.280.125×3.2×2.535×40.2
0.25×4÷0.25×43.5×9.93.5×99+3.5
3.5×101-3.53.5×9.9+3.5×0.13.5×2.7+35×0.73
3.5×2.7-3.5×0.7(32+5.6)÷0.8
正好二十道
点击显示
数学推荐
热门数学推荐