975*0.25+9又3/4*76-9.75=(975/100)*(0.25*100)+9又3/4*76-9.75=9.75*25+9.75*76-9.75=(25+76-1)*9.75=100*9.75=975
倾听盛夏,你好:975×0.25+9又3/4×76-9.75=9.75×25+9.75×76-9.75×1=9.75×(25+76-1)=9.75×100=975
975乘0.25加9又4分之3乘76减7.75