0.49÷0.990.49
2.7÷0.012.7×100
5.6÷1.25.6
0÷4.90×4.9
48.96÷0.02= 2.88÷1.8= 1.4÷0.28=
12.6÷0.42= 18÷0.36= 3.36÷9.6=
7.56÷7.2= 15.6÷7.5= 1.8÷2.5=