Posted by **Nelson** on Thursday, September 22, 2011 at 5:19pm.

Natalie has 138 DVDs and 419 CDs. If you were to estimate the sum of the DVDs and CDs, what sentence could you write? Then find your estimated sum.

- Math -
**Ms. Sue**, Thursday, September 22, 2011 at 5:28pm
140 + 400 = ?

- Math -
**dy**, Thursday, September 22, 2011 at 6:46pm
140 + 420 = 560

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