5.6÷0.7= 4.8×0.2= 2.5×0.4= 2.7+83=
0.25×6= 8×1.2= 7.2÷4= 0.26÷0.01=
4.5×0.02= 6.2+3.8= 19.8×5≈ 80.7÷20.3≈