36*0.25+65*4分之1-1/4怎么简算

问题描述:

36*0.25+65*4分之1-1/4怎么简算

36*0.25+65*4分之1-1/4
=36*0.25+65*0.25-0.25
=(36+65-1)*0.25
=100*0.25
=25