1.5×4= 62.5×4 = 100. 13× 4= 5.25.4÷ 10= 0.544.2× 1000= 42000.45÷0. 15= 33.6÷0. 1= 368.5× 1 00= 8503.2÷ 10 0= 0.0320. 18×0.3= 0.0548.5÷ 1.7= 5 1.2÷0.3 = 40.096÷0.03=3.2 84÷4.2= 20 1000×0.756=7560.5× / kloc-0/00= 502.5× 1.47×0.4= 65438+ 0.470÷0.25= 0 1÷0.0 1= 100 1.25×8= 103.8×2= 7.67.2÷0.9=8 1 .6×0.2= 0.329.3÷0.3= 3 14÷0.4= 100.45÷0.5=0.90.2÷0.0 1=205.8×20= 1 160×858=054× 10=540