第1个回答 2021-05-11
140×63+370×14的简便算发?
140×63+370×14
=140×63+37×140
=140x(63+37)
=140x100
=14000
第2个回答 2021-05-11
简便计算
=140*63+37*140
=(63+37)*140
=14000
第3个回答 2021-05-11
140×63+370×14
=140×63+37×10×14
=140×63+37×140
=140×(63+37)
=140×100
=14000
第4个回答 2021-05-11
=140*63+37*140=140*(63+37)=140*100=14000
第5个回答 2021-05-11
140×63+370×14
=140×63+37×140
=140×(63+37)
=140×100
=14000