用简便计算:36乘以4⼀5+65乘以4⼀5-4⼀5

2025-06-25 13:52:39
推荐回答(2个)
回答1:

36乘以4/5+65乘以4/5-4/5

=4/5x(36+65-1)
=4/5x100
=80

回答2:

36*4/5+65*4/5-4/5
=4/5*(36+65-1)
=4/5*100
=80