Find the percent: discount and mark-up
Key notes:
percent of change=amount of change/original amount
Learn with an example
A store employee creates a display of tulips priced at ₹62 apiece. The store paid ₹31 for each tulip. What percentage is the mark-up?
Write your answer using a percent sign (%).——–
The percent of change formula can be used to find percent of mark-up.
percent of mark-up=selling price − purchase price/purchase price
Plug ₹31 and ₹62 into the formula and simplify.
percent of mark-up=selling price − purchase price/purchase price
=62-31/31
=31/31
=1
Write the number as a percent.
1 → 100%
The percent of mark-up is 100%.
The buyer for a chain of stores purchased bike lights in bulk, paying ₹80 each. The stores will sell each bike light for ₹228. What is the mark-up, as a percentage?
Write your answer using a percent sign (%).——-.
The percent of change formula can be used to find percent of mark-up.
percent of mark-up=selling price − purchase price/purchase price
Plug ₹80 and ₹228 into the formula and simplify.
percent of mark-up=selling price − purchase price/purchase price
=228-80/80
=148/80
=1.85
Write the number as a percent.
1.85 → 185%
The percent of mark-up is 185%.
Juan, a sign maker for a store, makes a sign advertising boxes of plastic spoons for sale at a price of ₹116 each. However, the boxes of plastic spoons only cost the store ₹100 each. What percentage is the mark-up?
Write your answer using a percent sign (%).——–.
The percent of change formula can be used to find percent of mark-up.
percent of mark-up=selling price − purchase price/purchase price
Plug ₹100 and ₹116 into the formula and simplify.
percent of mark-up=selling price − purchase price/purchase price
=116-100/100
=16/100
=0.16
Write the number as a percent.
0.16 → 16%
The percent of mark-up is 16%.
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