(2 3/25+9.6-5 .72):0.15 _________________ 10.92:(2.6*0.5)-0.4

(2 3/25+9.6-5 .72):0.15         (2,12+9.6-5 .72):0.15_________________= -------------------------------------= 10.92:(2.6*0.5)-0.4             10.92:1,3-0.4         6:0.15       =------------=40/8=5      8,4-0.4