1.02×0.81.02 82.2÷2.78.22÷0.27
3.63÷1.13.63 9.5×1.89.5÷1.8
7.38×2.17.38 8.74÷0.978.74
3.2÷0.13.2×10 0.67×0.670.67÷0.67
0.3x+0.8x=
0.7×0.7=
0.13×0.4=
0.25×4=
0.45÷0.09=
6.5÷0.01=
x-0.2x=
1÷0.25=