8.2 × 3.1 用竖式计算{得数保留一位小数} 0.488×5.3 3.77×2.1 3.77×2.1 6.03 ×11.6 8.2× 31.{得数保留两位小数}4.376×2.5 8.06×0.35 0.49×0.54 32.7×0.25{得数保留3位小数}1.764×0.23 3.14×6.25 20.48 ×0.54 32.7×0.25 用竖式计算
问题描述：
8.2 × 3.1 用竖式计算
{得数保留一位小数}
0.488×5.3 3.77×2.1 3.77×2.1 6.03 ×11.6 8.2× 31.
{得数保留两位小数}
4.376×2.5 8.06×0.35 0.49×0.54 32.7×0.25
{得数保留3位小数}
1.764×0.23 3.14×6.25 20.48 ×0.54 32.7×0.25
用竖式计算
答
0.488×5.3 =2.6
3.77×2.1=7.9
6.03 ×11.6 =69.9
8.2× 31=254.2