Number bonds and making 10: printable worksheets
Split a number into two parts: number bonds, making 10, and every pair that makes a number.
Sample worksheet
The first 2 problems of a real worksheet, made the way the builder makes it. Open it in the builder to change the number of problems, the difficulty and the layout, then print.
1.
2.
Show answers
1.2 + 1 = 3
2.3 + 4 = 7
What students practise
I can break a number into two parts.
Students decompose numbers into pairs, find the partner that makes ten, and see teen numbers as ten and some more.
Key words
- part
- one of the pieces a number is broken into
- whole
- the number the parts make together
- number bond
- a picture of a whole and its two parts
Common mistakes
- Thinks a number can be split only one way.
- Does not see the ten inside a teen number.
Standards
Common Core State Standards this worksheet practises.
- K.OA.A.3: Decompose numbers less than or equal to 10 into pairs in more than one way. (unverified)
- K.OA.A.4: For any number from 1 to 9, find the number that makes 10 when added to the given number. (unverified)
- K.OA.A.2: Solve addition and subtraction word problems, and add and subtract within 10. (unverified)
- K.OA.A.5: Fluently add and subtract within 5. (unverified)
Related topics
- Before this: Counting objects (Pre-K)
- Next: Addition within 20 (Grade 1)