题目内容
| 计算下面各题(能简算的要写出简算过程). ①96×
| ②24×(
| ||||||||||||
③
| ④(0.5-
|
①96×
,
=(95+1)×
,
=95×
+1×
,
=3+
,
=3
,
②24×(
+
+
),
=24×
+24×
+24×
,
=9+4+10,
=23;
③
÷5+
×
,
=
×
+
×
,
=
×(
+
),
=
;
④(0.5-
)÷(
+
),
=(
-
)÷(
+
),
=
÷
,
=
.
| 3 |
| 95 |
=(95+1)×
| 3 |
| 95 |
=95×
| 3 |
| 95 |
| 3 |
| 95 |
=3+
| 3 |
| 95 |
=3
| 3 |
| 95 |
②24×(
| 3 |
| 8 |
| 1 |
| 6 |
| 5 |
| 12 |
=24×
| 3 |
| 8 |
| 1 |
| 6 |
| 5 |
| 12 |
=9+4+10,
=23;
③
| 1 |
| 3 |
| 2 |
| 3 |
| 1 |
| 5 |
=
| 1 |
| 3 |
| 1 |
| 5 |
| 2 |
| 3 |
| 1 |
| 5 |
=
| 1 |
| 5 |
| 1 |
| 3 |
| 2 |
| 3 |
=
| 1 |
| 5 |
④(0.5-
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 4 |
=(
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 4 |
=
| 1 |
| 6 |
| 7 |
| 12 |
=
| 2 |
| 7 |
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