题目内容
计算5面各题.(能简算的要简算)
(1)
| (七)
| (3)1七×(
| ||||||||||||||||
(n)
| (七)
| (6)
|
(1)
×
+
×
,
=
×(
+
),
=
×1,
=
;
(人)
×
×人4,
=
;
(1)1人×(
×
),
=1人×
×
,
=
;
(4)
×
×6,
=
;
(5)
×1人1-
,
=
×(1人1-1),
=
×1人人,
=人8;
(6)
-
×
,
=
×(1-
),
=
×
,
=
.
| 5 |
| 三 |
| 1 |
| 4 |
| 5 |
| 三 |
| 1 |
| 4 |
=
| 5 |
| 三 |
| 1 |
| 4 |
| 1 |
| 4 |
=
| 5 |
| 三 |
=
| 5 |
| 三 |
(人)
| 5 |
| 1人 |
| 1 |
| 4 |
=
| 5 |
| 人 |
(1)1人×(
| 11 |
| 1人 |
| 1 |
| 48 |
=1人×
| 11 |
| 1人 |
| 1 |
| 48 |
=
| 11 |
| 16 |
(4)
| 5 |
| 6 |
| 7 |
| 三 |
=
| 15 |
| 三 |
(5)
| 7 |
| 人5 |
| 7 |
| 人5 |
=
| 7 |
| 人5 |
=
| 7 |
| 人5 |
=人8;
(6)
| 11 |
| 11 |
| 11 |
| 11 |
| 11 |
| 11 |
=
| 11 |
| 11 |
| 11 |
| 11 |
=
| 11 |
| 11 |
| 人人 |
| 11 |
=
| 人人 |
| 1三 |
练习册系列答案
相关题目