题目内容
列式计算
(1)4.68除以
的商,比5
乘以1.3的积少多少?
(2)某数减少它的10%等于135的
,求这个数.
(1)4.68除以
| 9 |
| 10 |
| 2 |
| 5 |
(2)某数减少它的10%等于135的
| 1 |
| 3 |
(1)5
×1.3-4.68÷
,
=5.4×1.3-4.68×
,
=7.02-5.2,
=1.82;
答:比5
乘以1.3的积少1.82.
(2)135×
÷(1-10%),
=135×
÷
,
=135×
×
,
=50.
答:这个数是50.
| 2 |
| 5 |
| 9 |
| 10 |
=5.4×1.3-4.68×
| 10 |
| 9 |
=7.02-5.2,
=1.82;
答:比5
| 2 |
| 5 |
(2)135×
| 1 |
| 3 |
=135×
| 1 |
| 3 |
| 9 |
| 10 |
=135×
| 1 |
| 3 |
| 10 |
| 9 |
=50.
答:这个数是50.
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