8.333…
1.85÷1.021.85
2.85÷0.62.85×0.6
1.35÷0.231.35
4.8÷0.014.8×100
5.7÷4.951
1÷0.25= 0.39÷3= 4.6×5÷4.6×2=
1.25×0.8= 0.46+0.4= 12.8+7.5-12.8+7.5=