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简便运算．（1）738-(138-59)（2）135%×56+1.35÷6（3）6.24÷0.6-1.6×0.25%
题目详情
简便运算．
（1）7
-(1
-
)
（2）135%×
+1.35÷6
（3）6.24÷0.6-1.6×0.25%
（1）7
| 3 |
| 8 |
| 3 |
| 8 |
| 5 |
| 9 |
（2）135%×
| 5 |
| 6 |
（3）6.24÷0.6-1.6×0.25%
▼优质解答
答案和解析
（1）7
-(1
-
)
=7
-1
+
=6+
=6
（2）135%×
+1.35÷6
=1.35×
+1.35×
=1.35×(
+
)
=1.35×1
=1.35
（3）6.24÷0.6-1.6×0.25%
=10.4-0.004
=10.396
| 3 |
| 8 |
| 3 |
| 8 |
| 5 |
| 9 |
=7
| 3 |
| 8 |
| 3 |
| 8 |
| 5 |
| 9 |
=6+
| 5 |
| 9 |
=6
| 5 |
| 9 |
（2）135%×
| 5 |
| 6 |
=1.35×
| 5 |
| 6 |
| 1 |
| 6 |
=1.35×(
| 5 |
| 6 |
| 1 |
| 6 |
=1.35×1
=1.35
（3）6.24÷0.6-1.6×0.25%
=10.4-0.004
=10.396
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