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July 5, 2015

Homework Help: math

Posted by lizzy on Tuesday, December 20, 2011 at 2:14pm.

In 1 through 6, find each sum. Simplify, if possible. Estimate for reasonableness.
1. 7
__2
3
+ 8
__5
6
2. 4
__3
4
+ 2
__2
5
3. 11
___9
10
+ 3
___1
20
4. 7
__6
7
+ 5
__2
7
5. 5
__8
9
+ 3
__1
2
6. 21
___ 11
12
+ 17
__2
3
7. Number Sense Write two mixed numbers that have a sum of 3.

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