发布网友 发布时间:2024-10-23 23:56
共5个回答
热心网友 时间:2024-10-27 13:08
=1.25×80×0.9
=100×0.9
=90
热心网友 时间:2024-10-27 13:09
1.25×0.9×80
=1.25×80×0.9
=100×0.9
=90
热心网友 时间:2024-10-27 13:09
1.25×0.9×80
=1.25×80×0.9
=100×0.9
=90
热心网友 时间:2024-10-27 13:04
1.25*0.9*80
=(1.25*8)*(0.9*10)
=10*9
=90
热心网友 时间:2024-10-27 13:11
=1.25*(1-0.1)*80
=100*(1-0.1)
=100-10
=90