1.26×0.03=
10÷0.01=
0.22+0.8=
10-2.05=
3.5×0.4=
4÷0.25=
0÷19.8=
7.2÷0.8=
0.45÷1.5=
3x-1.2=10.8
6.2x+x=14.4
3(x+0.2)=0.96
1.3×2.8= 0.13×0.28= 13×2.8=