Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 6 - Percent - 6.2 Percents and Fractions - 6.2 Exercises: 53

Answer

$\frac{7}{10}$, 70%

Work Step by Step

We are given the decimal .7. To write .7 as a percentage, we must multiply by 100 and attach a percent sign to the end. $.7=(.7\times100)$%=70% 70%=$70\div100=\frac{70}{100}=\frac{70\div10}{100\div10}=\frac{7}{10}$ Therefore, $\frac{7}{10}=.7$=70%
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