题目内容
(1)有2捆电线,A捆长120米,比B捆短
,B捆长多少米?
(2)有2捆电线,A捆长120米,B捆比A捆长
,B捆长多少米?
| 1 |
| 3 |
(2)有2捆电线,A捆长120米,B捆比A捆长
| 1 |
| 3 |
(1)120÷(1-
),
=120÷
,
=120×
,
=180(米);
答:B捆长180米;
(2)120×(1-
),
=120×
,
=80(米),
答:B捆长80米.
| 1 |
| 3 |
=120÷
| 2 |
| 3 |
=120×
| 3 |
| 2 |
=180(米);
答:B捆长180米;
(2)120×(1-
| 1 |
| 3 |
=120×
| 2 |
| 3 |
=80(米),
答:B捆长80米.
练习册系列答案
相关题目