#### Answer

52,800,000
53,000,000
50,000,000

#### Work Step by Step

To round, inspect the number to the right. Round up if greater than 4.
$52,\underset\uparrow800,000$
round up to 53,000,000
$5\underset\uparrow2,800,000$
round down to 50,000,000

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

52,800,000
53,000,000
50,000,000

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