4.8÷1.6= 0.58×10= 0.25×4= 10÷0.125=
1.05÷0.1= 3.6÷3= 0.23×0.02= 15÷60=
2.5×4=
1÷0.2=
3.68÷0.01=
0.46×100=
7.2-4=
5.6-0.26=
0.125×8=
2个十是
与15相邻的两个数是和