题目内容
口算:
|
|
4-
|
1-
| ||||||||||||||
0.8+0.8×99= | 35×
|
24÷
|
| ||||||||||||||
2÷
|
1-
|
分析:利用分数、小数加、减、乘、除四则运算的方法及简便运算进行计算.
解答:解:
+
=
+
=
4-
=3
1-
-
=
0.8+0.8×99=80 35×
= 7
24÷
=64
×
=
2÷
=4 1-
+
=1
(或
)
1 |
4 |
1 |
6 |
5 |
12 |
1 |
2 |
1 |
3 |
5 |
6 |
2 |
5 |
3 |
5 |
1 |
6 |
1 |
3 |
1 |
2 |
0.8+0.8×99=80 35×
3 |
14 |
1 |
2 |
3 |
8 |
3 |
10 |
5 |
6 |
1 |
4 |
2÷
1 |
2 |
1 |
5 |
4 |
5 |
3 |
5 |
8 |
5 |
点评:考查学生的四则运算的计算能力.
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