题目内容
脱式计算下面各题.
0.7÷[(
| (0.125×8-0.5)×4 | 2
|
(1)0.7÷[(
-
)×24]
=0.7÷[
×24],
=0.7÷14,
=0.05.
(2)(0.125×8-0.5)×4
=(1-0.5)×4,
=0.5×4,
=2;
(3)2
÷(
+2
)
=
÷
,
=
.
| 5 |
| 6 |
| 1 |
| 4 |
=0.7÷[
| 7 |
| 12 |
=0.7÷14,
=0.05.
(2)(0.125×8-0.5)×4
=(1-0.5)×4,
=0.5×4,
=2;
(3)2
| 1 |
| 2 |
| 5 |
| 7 |
| 1 |
| 2 |
=
| 5 |
| 2 |
| 45 |
| 14 |
=
| 7 |
| 9 |
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