Common Core: 1.OA — Operations & Algebraic Thinking
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Name
Date
Score
/ 12
Mixed Number Bonds Review (Set A)
Directions: Find the missing number in each bond.
1.
10 + ? = 14
2.
? + 7 = 15
3.
6 + 9 = ?
4.
4 + 12 = ?
5.
1 + ? = 17
6.
14 + ? = 17
7.
? + 5 = 18
8.
10 + 9 = ?
9.
7 + 12 = ?
10.
5 + ? = 20
11.
? + 19 = 20
12.
? + 1 = 5
Great work — check your answers when you finish.
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