| 27+68= | 7.8-0.8= | 6.3÷0.1= | + + = |
1- = | ÷ = | ×28= | 1.25×7×8= |
| 27+68=95, | 7.8-0.8=7, | 6.3÷0.1=63, | + + =1 , |
1- = , | ÷ = , | ×28=16, | 1.25×7×8=70. |
分析:根据整数、小数、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.
编辑:chaxungu时间:2026-04-27 11:58:45分类:小学数学题库
| 27+68= | 7.8-0.8= | 6.3÷0.1= | + + = |
1- = | ÷ = | ×28= | 1.25×7×8= |
| 27+68=95, | 7.8-0.8=7, | 6.3÷0.1=63, | + + =1 , |
1- = , | ÷ = , | ×28=16, | 1.25×7×8=70. |