题目内容
计算下面各题.
| 14×5+540÷18 |
| [1-(
| (
|
(1)14×5+540÷18,
=70+30,
=100;
(2)
| 8 |
| 9 |
| 3 |
| 4 |
| 5 |
| 12 |
| 5 |
| 6 |
=
| 2 |
| 3 |
| 1 |
| 2 |
=
| 1 |
| 6 |
(3)[1-(
| 1 |
| 4 |
| 3 |
| 8 |
| 3 |
| 4 |
=[1-
| 5 |
| 8 |
| 3 |
| 4 |
=
| 3 |
| 8 |
| 3 |
| 4 |
=
| 1 |
| 2 |
(4)(
| 1 |
| 3 |
| 1 |
| 2 |
| 3 |
| 4 |
| 1 |
| 5 |
=(
| 1 |
| 3 |
| 2 |
| 3 |
| 1 |
| 5 |
=1÷
| 1 |
| 5 |
=5.
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