Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 7 - Section 7.1 - Percents, Decimals, and Fractions - Exercise Set - Page 475: 63



Work Step by Step

A percent is a part of 100, so $\frac{p}{100}=p%$. $1\frac{9}{10}$ $\longrightarrow$ convert to improper fraction $=\frac{(1\times10)+9}{10}$ $\longrightarrow$ simplify $=\frac{19}{10}$ $\longrightarrow$ convert to fraction with 100 in denominator $=\frac{19\times10}{10\times10}$ $\longrightarrow$ simplify $=\frac{190}{100}=190\%$
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