如题所述
第1个回答 2020-08-17
53乘99用简便方法计算
=53×(100-1)
=5300-53
.=5247本回答被网友采纳
=53×(100-1)
=5300-53
.=5247本回答被网友采纳
第2个回答 2022-11-02
53×99,用简便方法计算
第3个回答 2020-08-17
53x99
=53X(100-1)
=53Ⅹ100-53x1
=5300-53
=5247
=53X(100-1)
=53Ⅹ100-53x1
=5300-53
=5247
第4个回答 2020-08-17
53ⅹ99
=53x(100-1)
=53x100-53x1
=5300-53
=5247
=53x(100-1)
=53x100-53x1
=5300-53
=5247