#### Answer

Exact: $4\frac{2}{9}$
Estimate: $4$

#### Work Step by Step

Exact:
$7\frac{4}{9}-3\frac{2}{9}$
$=4\frac{2}{9}$
Estimate:
$7\frac{4}{9}-3\frac{2}{9}$
$\approx7-3$
$=4$

Published by
Pearson

ISBN 10:
0321955048

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

Exact: $4\frac{2}{9}$
Estimate: $4$

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.