Common Core: 2.OA — Operations & Algebraic Thinking
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Name
Date
Score
/ 10
Number Bonds to 100 - Set 3
Directions: Complete each number bond. Parts add up to the whole.
1.
21 + ? = 51
2.
? + 41 = 55
3.
5 + 53 = ?
4.
57 + 5 = ?
5.
50 + ? = 66
6.
41 + ? = 69
7.
? + 42 = 73
8.
20 + 56 = ?
9.
8 + 72 = ?
10.
78 + ? = 84
Great work — check your answers when you finish.
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