题目内容
甲数是乙数的5倍,乙数是甲数的______;甲数比乙数少
,乙数是甲数的______.
| 1 |
| 4 |
(1)设乙数是1,那么甲数就是1×5=5;
1÷5=
;
(2)1÷(1-
),
=1÷
,
=
;
故答案为:
,
.
1÷5=
| 1 |
| 5 |
(2)1÷(1-
| 1 |
| 4 |
=1÷
| 3 |
| 4 |
=
| 4 |
| 3 |
故答案为:
| 1 |
| 5 |
| 4 |
| 3 |
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