75*4.67+52.3*7.5+7.5
1个回答
75*4.67+52.3*7.5+7.5
=7.5*46.7+52.3*7.5+7.5
=7.5*(46.7+52.3+1)
=7.5*100
=750
相关问题
75×4.67+52.3×7.5+7.
75×4.67+7.5×53.3,脱式计算
7.5*3.25+75*67.5简便方法怎么做
2号26.7% 3号67.7%4号52.9%5号64.5% 6号51.5% 7号37.5% 8号51.5% 9号37.5
75-8=()这样算可以吗?8-5=3,再如:70-3=67.82-7=()先7-2=5,再80-5=75.请说明原因.
2-3-4+5+6-7-7+9+...+66-67-68+69=?
5/17*(-3/7)+5/17*(-4/7)-12/17 (-0.75)*(-3又1/8)-0.75*(-4又7/8)
1,1 2,2,3,5 5,7,10,15 15,20,27,37,52 52,67,78,114,151,203 你能
7又7分之4+3.52+2+5.48
(80.75/8.5+7.75)*3.7=?