Prealgebra (7th Edition)

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

Chapter 4 - Cumulative Review: 43

Answer

$2\frac{11}{12}$

Work Step by Step

$3\frac{1}{3}\times\frac{7}{8}$ $\longrightarrow$convert mixed number to improper fraction =$\frac{3\times3+1}{3}\times\frac{7}{8}$ =$\frac{10}{3}\times\frac{7}{8}$ $\longrightarrow$multiply numerators and denominators =$\frac{10\times7}{3\times8}$ $\longrightarrow$ simplify =$\frac{70}{24}$ $\longrightarrow$ convert to mixed number =$70\div24$ =$2R22$ =$2\frac{22}{24}$ $\longrightarrow$ reduce to lowest terms =$2\frac{22\div2}{24\div2}$ =$2\frac{11}{12}$
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