Question

张兵买了6枝铅和6个练习本，一共用去13.8元。每个练习本的售价是1.5元，每枝铅笔的售价是多少元?

Answer 1

13.8-1.5X6=4.8
4.8/6=0.8

铅笔0.8元

Answer 2

13.8-(1.5*6)/6
=13.8-9/6
=12.3

Answer 3

1.5*6=9 13.8-9=4.8 4.8/6=0.8