Prealgebra (7th Edition)

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

Chapter 7 - Section 7.3 - Solving Percent Problems with Proportions - Exercise Set: 51



Work Step by Step

Convert to like fractions. $3\frac{1}{2}=3\frac{1\times15}{2\times15}=3\frac{15}{30}$ To add or subtract fractions with the same denominator, add or subtract the numerators and keep the denominator. $3\frac{15}{30}-\frac{11}{30}=3\frac{4}{30}=3\frac{2}{15}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.