(能简算的要简算) (4.8-3.6)*0.5+0.4
来源:学生学帮网 编辑:学帮网 时间:2024/06/16 19:50:36
(能简算的要简算) (4.8-3.6)*0.5+0.4
(4.8-3.6)*0.5+0.4
=1.2*0.5+0.4
=0.6+0.4
=1
(4.8-3.6)*0.5+0.4
=(4.8-3.6)*0.5+0.8*0.5
=(4.8+0.8-3.6)*0.5
=(5.6-3.6)*0.5
=2*0.5
=1
(能简算的要简算) (4.8-3.6)*0.5+0.4
(4.8-3.6)*0.5+0.4
=1.2*0.5+0.4
=0.6+0.4
=1
(4.8-3.6)*0.5+0.4
=(4.8-3.6)*0.5+0.8*0.5
=(4.8+0.8-3.6)*0.5
=(5.6-3.6)*0.5
=2*0.5
=1