Math · Kindergarten · Addition Alley
Add three numbers
Practise add three numbers in TernQuest →What is “Add three numbers”?
Add three numbers is a Kindergarten math skill in the Addition Alley region of the TernQuest map — add within 10, then within 20. It is aligned to California Common Core standard 1.OA.3. Children work through 24 grade-tagged questions at the apply level (applying the idea), and Pip the tern offers a hint — never the answer — when they get stuck.
How does it unlock?
Skills on the map unlock in order: finishing the skill before this one with a mastery score of 60 or more opens add three numbers. A grown-up can also assign it directly from the dashboard, and teachers can assign it to a whole class with a join code.