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UNIT 3
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UNIT 3 Addition and Subtraction Facts to 12 and Graphs
Unit 3 Study Guide and Review
Name ___________________________
Math Words
Draw lines to match.
a
b
c
1.
a.
bar graph
a
b
c
2.
b.
number line
a
b
c
3.
c.
fact family
Skills and Applications
Addition and Subtraction Strategies
(pages 143150, 159168)
Examples
Add 3 + 8.
Start with the greater number.
Say 8. Count on 3.
3 + 8 = 11
4.
9 + 3 =
5.
2 + 8 =
Subtract 7 - 2.
Start with 7. Count back 2.
7 - 2 = 5
6.
9 - 2 =
7.
5 - 3 =
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