3.7×5.6= 207.2÷5.6= 2.072÷=3.7
5.45÷1.25.45 1.2×5.455.45
4.9×9.950 1.48÷0.560.56×1.48
3.2÷0.013.2×0.01 2.4×3.50.35×24