18÷0.2=
0.3÷0.4=
4.8÷6=
7.5÷0.5=
0.6÷12=
7.23×0.1=
3.2÷0.32=
6.06÷0.6=
1.25×1.97×0.8 0.67×101 88×5.6+5.6×12