Mathematics · Grades K–1
Make ten
Start with the known part and count on to ten.
The key idea
Start with the known part and count on to ten.
part + missing part = 10
Worked examples
9 + □ = 10
10 − 9 = 1
1
8 + □ = 10
10 − 8 = 2
2
Try it yourself
3 + □ = 10
2 + □ = 10
Check your understanding
Answers and marking notes
- 7
10 − 3 = 7
- 8
10 − 2 = 8
Further reading and review references
These are reference links, not copied exercises, institutional endorsement or proof of independent review.
Learning preview · teacher review required. Grade bands are approximate, not official curriculum alignment.