Algebra 1: Common Core (15th Edition)

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

Skills Handbook - Adding and Subtracting Fractions - Exercises - Page 803: 4



Work Step by Step

In order to add or subtract fractions, we need common denominators. Because 4/9 and 8/9 already have the same denominator, 9, we can add the numerators together: $ \frac{8}{9} + \frac{4}{9} = \frac{12}{9}=\frac{4}{3}$
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