Respuesta :
Answer and Step-by-step explanation:
use a multiplier
in this case
20% discount
= 20/100 =0.2
so 80% left
=80/100 = 0.8
now multiply the original by 0.8
15*0.8 = 12 dollars
Answer and Step-by-step explanation:
use a multiplier
in this case
20% discount
= 20/100 =0.2
so 80% left
=80/100 = 0.8
now multiply the original by 0.8
15*0.8 = 12 dollars