5.4÷8.81 9.1×0.79.1÷0.7 7.4÷0.17.4×10 x÷7.8x÷7.6(x不等于0)
0.3×0.3=
0.54÷6=
38.5÷5=
1.2×3.5÷1.2×3.5=
6.3÷0.09=
0.6÷1.2=
1.2÷3=
6.09÷1.25÷8=