5.8÷6.61 9.3÷1.69.3 1.7×1.081.7
2.85÷0.912.85 6.91×9.870 5.4×1005.4÷0.01
0.7×0.3= 2.4÷6= 42÷0.6= 2.3×9+23=
12.8×0.1= 0.1÷0.01= 12.5×8= 0.6+0.4×4=