题目内容
甲、乙、丙三个数的和是648,三个数的比是3:2:1.三个数各是多少?
648×
,
=648×
,
=324,
648×
,
=648×
,
=216,
648×
,
=648×
,
=108.
答:甲数是324,乙数是216,丙数是108.
| 3 |
| 3+2+1 |
=648×
| 3 |
| 6 |
=324,
648×
| 2 |
| 3+2+1 |
=648×
| 2 |
| 6 |
=216,
648×
| 1 |
| 3+2+1 |
=648×
| 1 |
| 6 |
=108.
答:甲数是324,乙数是216,丙数是108.
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