750*54+460*75巧算
问题描述:
750*54+460*75巧算
答
750*54+460*75=75*540+460*75=75(540+460)=75*1000=75000
答
很荣幸回答您的问题:
1、750X54+460X75
=75X540+460X75
=75X(540+460)
=75X1000
=75000
2、750X54+460X75
=750X54+46X750
=750X(54+46)
=750X100
=75000
总结:倍数关系