15.22×4+1.75÷0.25简算
第1个回答 2017-02-09
....实际上我觉得这题没法简便，最多也就像下面这样
15.22×4+1.75÷0.25
=15.22*4+1.75*4
=（15.22+1.75）*4
=16.97*4
=67.88
15.22×4+1.75÷0.25
=15.22*4+1.75*4
=（15.22+1.75）*4
=16.97*4
=67.88
第2个回答 2017-02-09
15.22×4+1.75÷0.25
=15.22×4+1.75÷1/4
=15.22×4+1.75×4
=(15.22+1.75)×4
=16.97×4
=(17-0.03)×4
=17×4-0.03×4
=68-0.12
=67.88本回答被网友采纳
=15.22×4+1.75÷1/4
=15.22×4+1.75×4
=(15.22+1.75)×4
=16.97×4
=(17-0.03)×4
=17×4-0.03×4
=68-0.12
=67.88本回答被网友采纳
