Common Core: 1.OA

Practice online

Kids remember more by doing. Free — track progress and earn points and badges.

or use the printable below
Answer KeyPremium
Name
Date
Score
/ 12

Mixed Number Bonds Review (Set A)

Grade 1 · Number Bonds · 12 problems

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.

Done printing? Try today’s 10-minute plan

Free printables help for one skill. A short daily plan reviews what was shaky and picks the next skill for this child — with progress you can see.