题目内容
| 求比值. 25cm:
| 256:1.6 |
| 99:55. |
25cm:
m=25cm:50cm=25÷50=0.5;
256:1.6=256÷1.6=160;
:
=
÷
=
×2=
;
99:55=99÷55=1.8.
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256:1.6=256÷1.6=160;
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99:55=99÷55=1.8.
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题目内容
| 求比值. 25cm:
| 256:1.6 |
| 99:55. |
| 1 |
| 2 |
| 5 |
| 8 |
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| 2 |
| 5 |
| 8 |
| 1 |
| 2 |
| 5 |
| 8 |
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