Prealgebra (7th Edition)

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

Chapter 4 - Review - Page 321: 89


Exact: $5\frac{1}{5}$ Estimate: $6$

Work Step by Step

Exact: $1\frac{5}{8}\times3\frac{1}{5}$ $=\frac{13}{8}\times\frac{16}{5}$ $=\frac{13}{1}\times\frac{2}{5}$ $=\frac{26}{5}$ $=5\frac{1}{5}$ Estimate: $1\frac{5}{8}\times3\frac{1}{5}$ $\approx2\times3$ $=6$
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