#### Answer

$350

#### Work Step by Step

We round each number to the nearest 10 dollars. Recall, we round any digit from 5 to 9 up and any digit from 1 to 4 down. Thus, we round to get: $820-470=350$.

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Published by
Prentice Hall

ISBN 10:
0133281140

ISBN 13:
978-0-13328-114-9

$350

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