[1.9+(0 6.9-0.84)除以0.6]×4.5
来源:学生学帮网 编辑:学帮网 时间:2024/06/25 05:31:36
[1.9+(0 6.9-0.84)除以0.6]×4.5
[1.9+(6.9-0.84)除以0.6]×4.5
=[1.9+6.06除以0.6]×4.5
=[1.9+10.1]×4.5
=12×4.5
=54
[1.9+(0 6.9-0.84)除以0.6]×4.5
=(1.9-0.25)×4.5
=7.425
[1.9+(0 6.9-0.84)除以0.6]×4.5
[1.9+(6.9-0.84)除以0.6]×4.5
=[1.9+6.06除以0.6]×4.5
=[1.9+10.1]×4.5
=12×4.5
=54
[1.9+(0 6.9-0.84)除以0.6]×4.5
=(1.9-0.25)×4.5
=7.425