题目内容
列式计算.
①2个0.3的积去除6与4
的和,商是多少?
②某数的一半比12.5少6,求这个数?
①2个0.3的积去除6与4
| 1 |
| 2 |
②某数的一半比12.5少6,求这个数?
(1)(6+4
)÷(0.3×0.3),
=
÷
,
=
×
=116
;
(2)(12.5-6)÷
,
=6.5×2,
=13.
| 1 |
| 2 |
=
| 21 |
| 2 |
| 9 |
| 100 |
=
| 21 |
| 2 |
| 100 |
| 9 |
=116
| 2 |
| 3 |
(2)(12.5-6)÷
| 1 |
| 2 |
=6.5×2,
=13.
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