Algebra 1: Common Core (15th Edition)

by Charles, Randall I.

Published by Prentice Hall

ISBN 10: 0133281140

ISBN 13: 978-0-13328-114-9

Chapter 2 - Solving Equations - 2-10 Change Expressed as a Percent - Got It? - Page 145: 1

Answer

32 percent

Work Step by Step

The equation for percent decrease is the following: $(\frac{original amount - new amount}{original amount})\times100$. Thus, we plug in the numbers to find: $(\frac{4.1 - 2.8}{4.1})\times100\approx32$%

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