10.7×0.45=
80.5÷0.25=
*7.8÷3.5≈
8.39+2.71= 7.8-6.07=
0.26×0.35= 2.415÷1.2≈ (得数保留两位小数)
★1.06×0.9 3.82÷2.7(保留一位小数)
5.1÷2.04
3.45×0.27
5.58÷0.73(此题得数保留两位小数)