Unlimited addition practice for every grade — from adding within 10 in kindergarten to multi-digit addition with carrying by Grade 4. Each sheet prints with a matching answer key. Always free, no signup.
Open the addition builder →Every sheet prints with a matching answer key.
Adding within 10 with single-digit numbers — the very first step into arithmetic.
Adding within 20, building fact fluency and the make-ten strategy.
Two-digit addition within 100, with and without regrouping.
Fast addition within 100 to free up working memory for multiplication.
Multi-digit addition into the hundreds and thousands.
Addition starts in kindergarten with adding within 10 and builds every year — within 20 in Grade 1, two-digit addition within 100 in Grade 2, then multi-digit work with carrying through Grade 4. Pick the grade above that matches your child.
Carrying is what you do when a column adds to more than 9: you write the ones digit and carry the ten into the next column. It starts in Grade 2 with two-digit addition. The Grade 2–4 sheets above include problems that need it.
Five minutes a day beats one long session a week. Every click generates a fresh sheet with new problems and a matching answer key, so you'll never run out — print a new one each morning.
Yes — every grade from kindergarten to Grade 4 is free to generate and print, with answer keys, no account and no watermark.