题目内容
| 脱式计算 (
| (
|
|
(1)(
-
)÷
,
=(
-
)×
,
=
×
-
×
,
=8-7,
=1;
(2)(
×
)×24,
=
×
×24,
=
;
(3)
÷(1-
),
=
÷
,
=
×
,
=
.
| 5 |
| 7 |
| 5 |
| 8 |
| 5 |
| 56 |
=(
| 5 |
| 7 |
| 5 |
| 8 |
| 56 |
| 5 |
=
| 5 |
| 7 |
| 56 |
| 5 |
| 5 |
| 8 |
| 56 |
| 5 |
=8-7,
=1;
(2)(
| 1 |
| 6 |
| 3 |
| 8 |
=
| 1 |
| 6 |
| 3 |
| 8 |
=
| 3 |
| 2 |
(3)
| 2 |
| 3 |
| 4 |
| 9 |
=
| 2 |
| 3 |
| 5 |
| 9 |
=
| 2 |
| 3 |
| 9 |
| 5 |
=
| 6 |
| 5 |
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