#### Answer

66,700,000
67,000,000
70,000,000

#### Work Step by Step

To round, inspect the number to the right. Round up if greater than 4.
$66,\underset\uparrow700,000$
round up to 67,000,000
$6\underset\uparrow6,700,000$
round up to 70,000,000

Published by
Pearson

ISBN 10:
0321955048

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

66,700,000
67,000,000
70,000,000

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