0.37×2.2= 81.4÷0.37=
1.24×0.11.24÷0.1 2.16÷0.42.16
0.8×1.20.8 0.3×1010.3×(100+1)
5÷0.01= 40×0.6= 7m-5m= 0.4÷0.2=