(1,4-3,5:1¼):2,4+3,4:2⅛

1/4=0.251/8=0.125(1.4-3.5:1.25):2.4+3.4:2.125=(1.4-2.8):2.4+1.6=-1.4:2.4+1.6=-1.4/2.4+1.6=-1.6 1.4/2.4=-1.6 0.7/1.2