#### Answer

The sum of two odd numbers is an even number.

#### Work Step by Step

Find several sums and look for a pattern
$1+1=2$
$5+7=12$
$3+9=12$
$15+3=18$
All the sums are even numbers.

Published by
Prentice Hall

ISBN 10:
0133281159

ISBN 13:
978-0-13328-115-6

The sum of two odd numbers is an even number.

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