问题
填空题
30米比______米长
|
答案
(1)30÷(1+
1 |
4 |
=30÷
5 |
4 |
=30×
4 |
5 |
=24(米);
答:30米比24米长
1 |
4 |
(2)20+20×20%,
=20+4,
=24(千克);
答:24千克比20千克重20%.
故答案为:24,24.
30米比______米长
|
(1)30÷(1+
1 |
4 |
=30÷
5 |
4 |
=30×
4 |
5 |
=24(米);
答:30米比24米长
1 |
4 |
(2)20+20×20%,
=20+4,
=24(千克);
答:24千克比20千克重20%.
故答案为:24,24.