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: 99

Answer

$4\frac{2}{7}$

Work Step by Step

$-1\frac{5}{7}\times(-2\frac{1}{2})$ $=1\frac{5}{7}\times2\frac{1}{2}$ $=\frac{12}{7}\times\frac{5}{2}$ $=\frac{6}{7}\times\frac{5}{1}$ $=\frac{30}{7}$ $=4\frac{2}{7}$
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