如题所述
第1个回答 2023-03-07
101*0.45
=(100+1)*0.45
=100*0.45+1*0.45
=45+0.45
=45.45
=(100+1)*0.45
=100*0.45+1*0.45
=45+0.45
=45.45
第2个回答 2015-10-05
101×0.45
=(100+1)×0.45
=100×0.45+1×0.45
=45+0.45
=45.45本回答被网友采纳
=(100+1)×0.45
=100×0.45+1×0.45
=45+0.45
=45.45本回答被网友采纳
