A basketball, originally priced at $15, was on sale for 10% off. How much will a customer save by buying it at the sale price?
2 answers
5.00
10 % = 10 / 100 = 0.1
0.1 ∙ $15 = $ 1.5
OR
New price is:
90% ∙ $15 = 90 / 100 ∙ $15 = 90 ∙ $15 / 100 = $ 1350 / 100 = $ 13.5
$15 - $13.5 = $ 1.5
0.1 ∙ $15 = $ 1.5
OR
New price is:
90% ∙ $15 = 90 / 100 ∙ $15 = 90 ∙ $15 / 100 = $ 1350 / 100 = $ 13.5
$15 - $13.5 = $ 1.5
1 answer