题目内容
根据4×7=2×14写下列比例;
| 4:2=______:______ | 2:7=______:______ |
| 7:2=______:______ | 2:4=______:______. |
因为4×7=2×14,
所以4:2=14:7;
2:7=4:14;
7:2=14:4;
2:4=7:14.
故答案为:14,7,4,14,14,4,7,14.
所以4:2=14:7;
2:7=4:14;
7:2=14:4;
2:4=7:14.
故答案为:14,7,4,14,14,4,7,14.
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