题目内容
计算:(
×
+
×
)×
=______.
| 23 |
| 5 |
| 31 |
| 7 |
| 25 |
| 7 |
| 23 |
| 5 |
| 1 |
| 8 |
(
×
+
×
)×
,
=[
×(
+
)]×
,
=[
×8]×
,
=
×(8×
),
=
×1,
=
.
故答案为:
.
| 23 |
| 5 |
| 31 |
| 7 |
| 25 |
| 7 |
| 23 |
| 5 |
| 1 |
| 8 |
=[
| 23 |
| 5 |
| 31 |
| 7 |
| 25 |
| 7 |
| 1 |
| 8 |
=[
| 23 |
| 5 |
| 1 |
| 8 |
=
| 23 |
| 5 |
| 1 |
| 8 |
=
| 23 |
| 5 |
=
| 23 |
| 5 |
故答案为:
| 23 |
| 5 |
练习册系列答案
相关题目