Prealgebra (7th Edition)

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

Chapter 1 - Review: 47

Answer

2700

Work Step by Step

$630\approx600\,\ \longrightarrow$ tens position is not 5 or greater, round down $192\approx200\,\ \longrightarrow$ tens position is 5 or greater, round up $271\approx300\,\ \longrightarrow$ tens position is 5 or greater, round up $56\approx100\,\ \ \ \longrightarrow$ tens position is 5 or greater, round up $703\approx700\ \ \longrightarrow$ tens position is not 5 or greater, round down $454\approx500\ \ \longrightarrow$ tens position is 5 or greater, round up $329\approx300\ \ \longrightarrow$ tens position is not 5 or greater, round down $600+200+300+100+700+500+300=2700$
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