学生初次接触到负数的概念时,对理解负数的意义及有理数的运算法则都会产生困难。
When first meet negative numbers, students have difficulty understanding both the meaning of negative numbers and the rules of operation between rational numbers.
学生初次接触到负数的概念时,对理解负数的意义及有理数的运算法则都会产生困难。
When first meet negative numbers, students have difficulty understanding both the meaning of negative numbers and the rules of operation between rational numbers.
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