| 0.5+0.5=________ | 4- =________ | 1- =________ | =________ |
÷2=________ | ×2=________ | 2÷ =________ | +0.6=________ |
4.8÷ =________ | 0.6+ =________ | 5+ =________ | 0.6×0.5=________. |




40.8619
0.3分析:
+0.6,4.8÷
,0.6+
先把分数化成小数再计算;其它题目按照运算法则直接计算.
解答:
| 0.5+0.5=1, | 4- =1 , | 1- = , | = , |
÷2= , | ×2= , | 2÷ =4, | +0.6=0.8, |
4.8÷ =6, | 0.6+ =1, | 5+ =9![]() | 0.6×0.5=0.3. |
故答案为:1,1
,
,
,
,
,4,0.8,6,1,9
,0.3.
点评:本题考查了基本的计算,数的形式不同的,先看化成哪种数计算比较简便,再依此化成相同形式的数再计算.
=________
=________
=________
÷2=________
×2=________
=________