(  ):20=( )15=0.8=24÷(  )=()%=(  )折.

问题描述:

(  ):20=

(    )
15
=0.8=24÷(  )=()%=(  )折.

16:20=

12
15
=0.8=24÷30=80%=八折.
故答案为:16,12,30,80,八.