← Use
ForOurSchool.org
to host your school's Math-A-Thon
← Use
ForOurSchool.org
to host your school's Math-A-Thon
Math Games
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Percentage
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/
Discounts
All Percentage math games
Discounts
Taxes and Tips
Discounts, Taxes, and Tips
A bookstore is advertising a back-to-school sale and offering
20
% off on all items. If notebooks were originally priced at $
2.10
, what are their final price during the sale?
¢
Answer
Skip
Hint
Can you answer 10 correctly?
The product of 210 and 80% is
?
210
80%
?
When multiplying a number by a percentage, convert the percentage to a fraction, and then multiply the fraction by the number.
For example, if you want to multiply 50 by 20%:
Convert 20% to a fraction (i.e.,
20
100
=
1
5
)
Multiply the number by the fraction (i.e., 50 x
1
5
= 10)
Strategies:
Area Model
,
Break Apart
,
Distributive Property