0.8×2.5= 0.6×0.8= 6.3÷0.9= 10﹣0.36=
3.5÷10= 0.48÷0.8= 1.2×0.6= 1.25×0.8=
12.1÷11= 12.45+7.55= 1÷(5.6﹣0.6)= 0.6×50÷100=