计算:31.8÷2.3+386÷46-4.88÷0.23=_.

问题描述:

计算:31.8÷2.3+386÷46-4.88÷0.23=______.

31.8÷2.3+386÷46-4.88÷0.23,
=318÷23+(386÷2)÷(46÷2)-488÷23,
=318÷23+193÷23-488÷23,
=(318+193-488)÷23,
=23÷23,
=1;
故答案为:1.