Question 24369
<pre>What is the percent increase from 8 to 10?
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You need these:

AMOUNT OF INCREASE = NEW QUANTITY - OLD QUANTITY  

                       AMOUNT OF INCREASE
FRACTION of INCREASE = ——————————————————
                          OLD QUANTITY

DECIMAL OF INCREASE = FRACTION OF INCREASE CHANGED TO A DECIMAL

PERCENT OF INCREASE = DECIMAL OF INCREASE CHANGED TO A PERCENT

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In your problem, OLD QUANTITY = 8, NEW QUANTITY = 10

AMOUNT OF INCREASE = NEW QUANTITY - OLD QUANTITY  = 10 - 8 = 2

                       AMOUNT OF INCREASE    2
FRACTION of INCREASE = —————————————————— = ——— 
                          OLD QUANTITY       8

DECIMAL OF INCREASE = FRACTION OF INCREASE CHANGED TO A DECIMAL
              
            <u>  .25</u>
           8)2.00
             <u>1 6</u>
               40
               <u>40</u> so decimal of increase = .25

PERCENT OF INCREASE = DECIMAL OF INCREASE CHANGED TO A PERCENT

Percent of Increase = .25 changed to a percent = 25%

Edwin
AnlytcPhil@aol.com</pre>