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Percent of Markup _ Discount

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					Warm-Up# 12: Percent of a Number
  Find each percent of the number.
   1) 20% of 50    ___
   2) 75% of 20    ___
   3) 80% of 9     ___
   4) 85% of 40    ___
   5) 35% of 60    ___
   6) 25% of 25    ___
       Correct Homework
• Take off 1 point each if you forgot your full
  name, date or period. Take out a pen.
• Please make corrections on your homework.
• If you did NOT write each ratio take off 3
  points.
• If you did NOT show your work take off 2
  points.
• Take off 1 point for each problem not done.
• Put your score on your paper out of 10.
TAKE OUT A CALCULATOR!
Markup
  and
Discount
         Wholesale Prices
• Retail stores buy items at
  wholesale prices.
• To cover expenses and
  make a profit, stores sell
  items for a higher retail
  price.
            Markup
The difference between the retail
and wholesale prices is called the
markup
    Markup =        Retail Price
               - Wholesale Price
      Finding the Amount of Markup
A $40 tennis racket is now selling for $52.
        Mark-up =$52 - $40= $12

     Markup =           Retail Price
                 - Wholesale Price
       Finding the Percent Mark-up
To find the percent of markup,
use the wholesale price as the
base and the amount of markup
as the part of the base.

       Markup        % of markup
                   =
   Original Amount       100
      Finding the Percent Mark-up
Find the percent of markup for the $20
wholesale shirt the store sells for $35.
 Percent Mark-up      Percent Change
          From $20 to $35
             Markup
      %
         Original Amount
         %  15 = 0.75 Change decimal
             20        to a percent
        %  75% Mark-up
#18   Percent of Mark-Up
  Find the percent of markup for the $10
  wholesale shirt the store sells for $25.
    Percent Mark-up      Percent Change
            From $10 to $25
               Markup
        %
           Original Amount
            %  15 = 1.5 0 Change decimal
                10         to a percent
           %  150% Mark-Up
        Finding the Percent Mark-up
Find the percent of markup for the $10 nike
shoes the store sells for $90.
        From $10 to $90
              Markup
       %
          Original Amount
          %  80 = 8.0 0  Change decimal
              10          to a percent
         %  800% Mark-up
         Retail Price
• At many stores, managers
  determine the retail price of
  an item by using a fixed
  percent of markup.
                 Retail Price
A $60 skateboard was marked up 20%. How much
was it marked up and what was the new price?

      Mark-up       Retail Price
   20% of $60           $60
    0.20  $60        + $12
      $12             $72

Original Price + Mark-up = Retail Price
                 Retail Price
A $200 TV was marked up 50%. How much was it
marked up and what was the new price?
     Mark-up        Retail Price
  50% of $200          $200
   0.50  $200       + $100
     $100            $300

Original Price + Mark-up = Retail Price
              Discount
When an item is on sale, the difference
between the regular price and the sale
price is called the discount

Discount = Retail Price
            - Sale Price
  Finding the Percent    of Discount
To find the percent of discount, use
the regular price as the base and the
amount of discount as the part of
the base.
   Discount        % of discount
                 
 Re gular Pr ice       100
     Finding the Percent Discount
A $36 book is on sale for $27. Find the % discount.
    Percent Discount       Percent Change
               From $36 to $27

            %       Discount
                 Original Amount
                   9             Change decimal
               %         = 0.25 to a percent
                  36

               %      25% Discount
     Finding the Percent Discount
A $10 CD is on sale for $7. Find the % discount.

            From $10 to $7
            %     Discount
               Original Amount

                   3             Change decimal
               %         = 0.30 to a percent
                  10

               %    30% Discount
# 19    Percent of Discount
 A $28 book is on sale for $21. Find the % discount.
       Percent Discount       Percent Change

               From $28 to $21
              %       Discount
                   Original Amount
                     7              Change decimal
                 %          = 0.25 to a percent
                    28

                 %       25% Discount
      Finding the Percent Discount
A $50 sweater is on sale for $20. Find the % discount.

              From $50 to $20
              %     Discount
                 Original Amount

                    30             Change decimal
                 %         = 0.60 to a percent
                    50

                 %    60% Discount
#20    Markup & Discount Review
      $25.99 sweater marked up 20%
      Find 20% of $25.99           $25.99
          0.20  $25.99            + 5.20
               $5.198
               $5.20 markup 
                                   $31.19

      $31.25 toy discounted 33%
                                   $31.25
      Find 33% of $31.25
          0.33  $31.25            -10.31
              $10.3125            $20.94
              $10.31 discount 
Name___________
January 27, 2010
Period___
       Mark-Up & Discount (gold)
     Calculators allowed but you must show your work!



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