3.6÷0.18=
27×3.01÷27=
2.8-2.8÷7=
4.2÷6=
0.25×40=
0.14×0.3=
4.25×9.9+4.25×0.1=
0.2-0.2×0.2=
3.4×7×1.5 3.6×2.5+0.4×2.5 0.6×2.33×5
4.65×99+4.65 56×1.25 1.35+7.8+2.65