100÷99分之98 简便计算
人气:441 ℃ 时间:2020-03-29 20:31:49
解答
100 ÷ 98/99
=( 98 + 2)÷ 98/99
=99 + 99/ 49
= 99 + 2又 1/49
= 101 又 1/49
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