65*39=2535,在下面的括号里填上合适的数 25.35=( )*( ),有无数种.可以明白··························································什么是不变的数学自然规律

问题描述:

65*39=2535,在下面的括号里填上合适的数 25.35=( )*( ),有无数种.
可以明白··························································什么是不变的数学自然规律