Common Core: K.OA
Answer Key
Grade 0number-bondsBeginner

Number Bonds Within 10 (Set A)

Find the missing part in number bonds to 10

8 problems

1.
?28
ans
2 + 8 = ?
2.
100?
ans
0 + ? = 10
3.
21?
ans
1 + ? = 2
4.
2?1
ans
? + 1 = 2
5.
?12
ans
1 + 2 = ?
6.
30?
ans
0 + ? = 3
7.
40?
ans
0 + ? = 4
8.
4?1
ans
? + 1 = 4