(35.8乘9.5)减(4.8乘9.5)简便计算
第1个回答 2016-12-04
=35.8×9.5-4.8×9.5
=(35.8-4.8)×9.5
=31×(10-0.5)
=310-15.5
=294.5
确定就是这个样
=(35.8-4.8)×9.5
=31×(10-0.5)
=310-15.5
=294.5
确定就是这个样
第2个回答 2016-12-04
35.8*9.5-4.8*9.5
=9.5(35.8-4.8)
=9.5*31
=9.5*30+9.5*1
=294.5本回答被提问者采纳
=9.5(35.8-4.8)
=9.5*31
=9.5*30+9.5*1
=294.5本回答被提问者采纳