Common Core: 8.NS — The Number System
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Name
Date
Score
/ 10
Bonds in Equations 3
Directions: Complete each number bond. Parts add up to the whole.
1.
87 + ? = 100
2.
? + 9 = 100
3.
? + 5 = 100
4.
99 + 1 = ?
5.
3 + 97 = ?
6.
7 + ? = 100
7.
11 + ? = 100
8.
? + 85 = 100
9.
? + 81 = 100
10.
23 + 77 = ?
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