196÷0.7=
※18.4÷0.4=
72.36÷6.7=
3.7+6.4=
4.5÷0.9=
2.5×2×0.8=
5xy+2x·y=
9÷0.2=
3.4÷0.34=
0÷3.7=
32-23=
60×0.2=
0.48÷6=
10÷0.05=
0.05×20=
0.5×0.6=
0÷7.12=
6.8+0.02=
3﹣1.9=
2.7÷1=
12.5×8×4=