Add within 20
Free 1st grade math practice · Common Core 1.OA.C.6 · no ads, no sign-up
What kids practice: Add and subtract within 20 (fluent within 10). Questions come at 5 levels and adjust as your child plays: three right in a row move up a level, and two misses in a row make them easier.
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5 + 2 = ?
Play “Add within 20” in a game
🖨️ Printable worksheet, with an answer key →Where it fits in 1st grade
Part of Adding and subtracting within 20, in the order schools usually teach 1st grade math.
- ← Before: Mystery number stories
- Next: Turn-around and make-ten →
For parents and teachers
agarwalmath is free, with no ads and no chat, and kids use a made-up nickname, never their real name. Questions are read out loud for young kids. Make a free profile to save progress on every device and see it by Common Core standard: Parents & teachers. Teachers can assign this lesson to a class: Teachers' Guide.