七点吧4嘉2.16乘以2.5等于多少
七点吧4嘉2.16乘以2.5等于多少
日期:2021-12-25 10:23:37 人气:1
7.84+2.16*2.5
=7.84+2.16*(2+0.5)
=7.84+2.16*2+2.16*0.5
=7.84+4.32+1.08
=7.84+5.4
=13.24
=7.84+2.16*(2+0.5)
=7.84+2.16*2+2.16*0.5
=7.84+4.32+1.08
=7.84+5.4
=13.24