题目内容
比12千克多
是______千克.12千克比______千克少
.
| 1 |
| 3 |
| 1 |
| 3 |
(1)12×(1+
),
=12×
,
=16(千克);
答:比12千克多
是16千克.
(2)12÷(1-
),
=12÷
,
=12×
,
=18(千克);
答:12千克比18千克少
.
故答案为:16,18.
| 1 |
| 3 |
=12×
| 4 |
| 3 |
=16(千克);
答:比12千克多
| 1 |
| 3 |
(2)12÷(1-
| 1 |
| 3 |
=12÷
| 2 |
| 3 |
=12×
| 3 |
| 2 |
=18(千克);
答:12千克比18千克少
| 1 |
| 3 |
故答案为:16,18.
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