15.37×7.88-9.37×7.38+1.537×21.2-93.7×0.262是简便计算
问题描述:
15.37×7.88-9.37×7.38+1.537×21.2-93.7×0.262
是简便计算
答
15.37×7.88-9.37×7.38+1.537×21.2-93.7×0.262
是简便计算