0×3.96=
1÷2.4=
0.125×0.8=
4.62÷1%=
7.06+3.2=
5-=
+=
÷3=
720÷60=
0.22+0.42=
2.3+3.5= 6×2.5= += 1=
-= 12.6﹣2.6= 200﹣102= 0÷0.5=
= =0.25×0.4= 12.6÷0.2=