题目内容
脱式计算.
×(
×
)
×13+
(
+
)×32.
| 11 |
| 13 |
| 4 |
| 5 |
| 26 |
| 33 |
| 13 |
| 14 |
| 13 |
| 14 |
(
| 3 |
| 4 |
| 5 |
| 8 |
(1)
×(
×
),
=(
×
)×
,
=
×
,
=
;
(2)
×13+
,
=
×(13+1),
=
×14,
=13;
(3)(
+
)×32,
=
×32+
×32,
=24+20,
=44.
| 11 |
| 13 |
| 4 |
| 5 |
| 26 |
| 33 |
=(
| 11 |
| 13 |
| 26 |
| 33 |
| 4 |
| 5 |
=
| 2 |
| 3 |
| 4 |
| 5 |
=
| 8 |
| 15 |
(2)
| 13 |
| 14 |
| 13 |
| 14 |
=
| 13 |
| 14 |
=
| 13 |
| 14 |
=13;
(3)(
| 3 |
| 4 |
| 5 |
| 8 |
=
| 3 |
| 4 |
| 5 |
| 8 |
=24+20,
=44.
练习册系列答案
相关题目