题目内容
2.3×40= | 540÷30=4 | .6+64= | 8-4.5= | ||||||||||||||
1-
|
0.32= | 15÷
|
|
分析:1-
+
按照从左到右的顺序计算;0.32=0.3×0.3,由此求解;
+
+
+
,
=1-
,
=
-
,
=
-
,
=
-
,由此化简求解.
4 |
7 |
3 |
7 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
2 |
1 |
2 |
1 |
4 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
8 |
1 |
16 |
解答:解:
故答案为:92,18,68.6,3.5,
,0.09,25,
.
2.3×40=92, | 540÷30=18, | 4.6+64=68.6, | 8-4.5=3.5, | ||||||||||||||||||
1-
|
0.32=0.09, | 15÷
|
|
6 |
7 |
15 |
16 |
点评:完成本题要根据运算法则认真分析式中数据,然后快速准确得出答案.
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