题目内容
计算:24÷[
×(21-
)]=______.
| 28 |
| 5 |
| 2 |
| 7 |
24÷[
×(21-
)],
=24÷[
×21-
×
],
=24÷[
-
],
=24÷
,
=24×
,
=
.
故答案为:
.
| 28 |
| 5 |
| 2 |
| 7 |
=24÷[
| 28 |
| 5 |
| 28 |
| 5 |
| 2 |
| 7 |
=24÷[
| 588 |
| 5 |
| 8 |
| 5 |
=24÷
| 580 |
| 5 |
=24×
| 5 |
| 580 |
=
| 6 |
| 29 |
故答案为:
| 6 |
| 29 |
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