小学的数量关系式：

1．速度×时间=路程

路程÷时间=速度

路程÷速度=时间

工作效率×工作时间=工作总量

工作总量÷工作效率=工作时间

工作总量÷工作时间=工作效率

单价×数量=总价

总价÷数量=单价

总价÷单价=数量

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