| 236+99= | 4.3÷0.01= | 40×12.5%= | (1.8+0.9)÷9= |
= | = | = | = |
| 236+99=335, | 4.3÷0.01=430, | 40×12.5%=5, | (1.8+0.9)÷9=0.3, |
=10, | = , | = , | =0. |
分析:根据整数、小数、百分数和分数加减乘除的计算方法进行计算即可.
点评:口算时,注意运算符号和数据,然后再进一步计算即可.
编辑:chaxungu时间:2026-04-27 08:12:44分类:小学数学题库
| 236+99= | 4.3÷0.01= | 40×12.5%= | (1.8+0.9)÷9= |
= | = | = | = |
| 236+99=335, | 4.3÷0.01=430, | 40×12.5%=5, | (1.8+0.9)÷9=0.3, |
=10, | = , | = , | =0. |