题目内容
怎样算简便就怎样算
|
| 24×
|
(1)
×
+
÷6,
=
×
+
×
,
=(
+
)×
,
=1×
,
=
;
(2)
÷[
×(
-
)],
=
÷[
×
],
=
÷
,
=
×4,
=
;
(3)24×
×
=10;
(4)(
+
)×24,
=24×
+
×24,
=16+4,
=20.
| 7 |
| 10 |
| 1 |
| 6 |
| 3 |
| 10 |
=
| 7 |
| 10 |
| 1 |
| 6 |
| 3 |
| 10 |
| 1 |
| 6 |
=(
| 7 |
| 10 |
| 3 |
| 10 |
| 1 |
| 6 |
=1×
| 1 |
| 6 |
=
| 1 |
| 6 |
(2)
| 9 |
| 32 |
| 4 |
| 3 |
| 7 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 32 |
| 4 |
| 3 |
| 3 |
| 16 |
=
| 9 |
| 32 |
| 1 |
| 4 |
=
| 9 |
| 32 |
=
| 9 |
| 8 |
(3)24×
| 5 |
| 7 |
| 7 |
| 12 |
(4)(
| 2 |
| 3 |
| 1 |
| 6 |
=24×
| 2 |
| 3 |
| 1 |
| 6 |
=16+4,
=20.
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