题目内容
列式计算.
(1)6的倒数与比
少
的数相乘,积是多少?
(2)甲数是120、比乙数多
,乙数是多少?
(3)一件上衣现价100元,比原价降低
,原价是多少元?
(1)6的倒数与比
| 3 |
| 5 |
| 1 |
| 3 |
(2)甲数是120、比乙数多
| 1 |
| 4 |
(3)一件上衣现价100元,比原价降低
| 1 |
| 5 |
(1)6的倒数是
;
×(
-
),
=
×
,
=
;
答:差是
.
(2)120÷(1+
),
=120÷
,
=96;
答:乙数是96.
(3)100÷(1-
),
=100÷
,
=125(元);
答:原价是125元.
| 1 |
| 6 |
| 1 |
| 6 |
| 3 |
| 5 |
| 1 |
| 3 |
=
| 1 |
| 6 |
| 4 |
| 15 |
=
| 2 |
| 45 |
答:差是
| 2 |
| 45 |
(2)120÷(1+
| 1 |
| 4 |
=120÷
| 5 |
| 4 |
=96;
答:乙数是96.
(3)100÷(1-
| 1 |
| 5 |
=100÷
| 4 |
| 5 |
=125(元);
答:原价是125元.
练习册系列答案
相关题目