题目内容
列式计算.
(1)6除1.5的商,加上3,再乘3,积是多少?
(2)一个数与
的和相当于
的45%,这个数是多少?
(1)6除1.5的商,加上3,再乘3,积是多少?
(2)一个数与
| 1 |
| 7 |
| 4 |
| 9 |
(1)(1.5÷6+3)×3,
=(0.25+3)×3,
=3.25×3,
=9.75;
答:积是9.75.
(2)
×45%-
,
=
×
-
,
=
-
,
=
;
答:这个数是
.
=(0.25+3)×3,
=3.25×3,
=9.75;
答:积是9.75.
(2)
| 4 |
| 9 |
| 1 |
| 7 |
=
| 4 |
| 9 |
| 9 |
| 20 |
| 1 |
| 7 |
=
| 1 |
| 5 |
| 1 |
| 7 |
=
| 2 |
| 35 |
答:这个数是
| 2 |
| 35 |
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