简便运算7×25括号乘以4等于多少
第1个回答 2017-03-27
简便运算7×25括号乘以4等于多少
(7×25)×4
=7×25×4
=7×(25×4)
=7×100
=700
(7×25)×4
=7×25×4
=7×(25×4)
=7×100
=700
第2个回答 2017-03-27
7x25X4
=7x(25X4)
=7x100
=700本回答被网友采纳
=7x(25X4)
=7x100
=700本回答被网友采纳
第3个回答 2020-05-07
7x25X4
=7x(25X4)
=7x100
=700