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=
条
8.9+3.01= 1- + = 1.2×5= 3.8÷0.038=
÷ = 3604÷62≈ 0.62-0.32= 1÷10%=
( - )×24= ×8÷ ×8=