题目内容
文字题.
①比4.5的1.6倍小0.72数是多少?
②什么数的40%加上
后得12?
①比4.5的1.6倍小0.72数是多少?
②什么数的40%加上
| 2 |
| 3 |
(1)4.5×1.6-0.72,
=7.2-0.72,
=6.48;
答:比4.5的1.6倍小0.72数是6.48.
(2)(12-
)÷40%,
=
÷
,
=
×
,
=
;
答:
的40%加上
后得12.
=7.2-0.72,
=6.48;
答:比4.5的1.6倍小0.72数是6.48.
(2)(12-
| 2 |
| 3 |
=
| 34 |
| 3 |
| 2 |
| 5 |
=
| 34 |
| 3 |
| 5 |
| 2 |
=
| 85 |
| 3 |
答:
| 85 |
| 3 |
| 2 |
| 3 |
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