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: 39

Answer

Exact: $2\frac{3}{5}$ Estimate: $3$

Work Step by Step

Exact: $4\frac{7}{10}-2\frac{1}{10}$ $=2\frac{6}{10}$ $=2\frac{3}{5}$ Estimate: $4\frac{7}{10}-2\frac{1}{10}$ $\approx5-2$ $=3$
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