Prealgebra (7th Edition)

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

Chapter 4 - Section 4.7 - Operations on Mixed Numbers - Exercise Set: 40

Answer

Exact: $4\frac{2}{9}$ Estimate: $4$

Work Step by Step

Exact: $7\frac{4}{9}-3\frac{2}{9}$ $=4\frac{2}{9}$ Estimate: $7\frac{4}{9}-3\frac{2}{9}$ $\approx7-3$ $=4$
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