Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 7 - Exponents and Exponential Functions - Get Ready! - Page 415: 20


Percent decrease; 16.67%

Work Step by Step

The new number is lower than the original number, so we use the equation for percent decrease. The equation for percent decrease is the following: $(\frac{original amount - new amount}{original amount})\times100$. Thus, we plug in the numbers to find: $(\frac{600-500}{600})\times100\approx16.67$%
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