32+6.9= 5.12-5.1= 4×15= 60-0.5=
0.6×0.3= 2.4×50= 0.6×100= 0.05×1.6=
9.6-5= 19.3+0.9= 78÷6= 100÷1000=
1.2×5= 10-8.8= 3.6+17.4= 75÷5=