Common Core: 1.OA — Operations & Algebraic Thinking
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Name
Date
Score
/ 10
Introduction to Subtraction 2
Directions: Subtract. Write the answer on the line.
1.
10
2.
11
3.
20
4.
21
5.
22
6.
30
7.
31
8.
32
9.
33
10.
43
Great work — check your answers when you finish.
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