Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-10 Change Expressed as a Percent - Practice and Problem-Solving Exercises - Page 149: 28

Answer

78%

Work Step by Step

Step 1) 15.99 - 8.99 = 7 Step 2) 7 ÷ 8.99 = .78 Step 3) .78 x 100 = 78% --- To find percent change, subtract the two figures and divide the difference by the starting figure. Get a decimal answer and convert to a percentage by multiplying by 100.
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