题目内容
文字题.
(1)120的20%比某数的
少24,求某数?
(2)15个
与4的和除
,商是多少?
(1)120的20%比某数的
| 4 |
| 5 |
(2)15个
| 3 |
| 4 |
| 7 |
| 8 |
(1)(120×20%+24)÷
,
=(24+24)÷
,
=48÷
,
=60;
答:这个数是60.
(2)
÷(15×
+4),
=
÷(15×
+4),
=
÷(
+4),
=
÷
,
=
;
答:商是
.
| 4 |
| 5 |
=(24+24)÷
| 4 |
| 5 |
=48÷
| 4 |
| 5 |
=60;
答:这个数是60.
(2)
| 7 |
| 8 |
| 3 |
| 4 |
=
| 7 |
| 8 |
| 3 |
| 4 |
=
| 7 |
| 8 |
| 45 |
| 4 |
=
| 7 |
| 8 |
| 61 |
| 16 |
=
| 14 |
| 61 |
答:商是
| 14 |
| 61 |
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