39000除以78的简便计算方法
39000÷78用简便运算怎么做 -
39000÷78 =1000x39÷78 =1000÷2 =500
=39000÷39÷2 =1000÷2 =500
39000÷78 =1000x39÷78 =1000÷2 =500
=39000÷39÷2 =1000÷2 =500
78000÷2000=39。简便计算过程如下：78000÷2000 =（78000÷1000）÷（2000÷1000）78÷2 =39