| 直接写出得数. 1-0.24= | 10÷10%= | - = | × = |
1+ ÷1+ = | 2- × = | ( + )×6= | 6.5×4× = |
| 解:1-0.24=0.76, | 10÷10%=100, | - = , | × = , |
1+ ÷1+ =2, | 2- × =1 , | ( + )×6=5, | 6.5×4× =5.2. |
分析:1+
÷1+
先算除法,再运用乘法结合律简算;2-
×
先算乘法,再算减法;(
+
)×6运用乘法分配律简算;6.5×4×
运用乘法交换律简算;其它题目根据运算法则直接求解.点评:完成本题要注意分析式中数据,运用合适的简便方法计算.
-
×
=
,
,
,