1st Grade Addition Worksheet
1st Grade addition worksheet — interactive grid of 9 problems. Type answers, check work, play free on this page.
Activity summary
SumGrids pSEO: 1st Grade addition worksheet. Same interactive drill as canonical /practice/1st-grade/addition. 1st grade focuses on addition within 20. This drill uses sums up to 10+10 for building fluency.
About this worksheet
Designed for 1st Grade addition fluency. Operand cap: 10.
Play on this page
The practice grid is embedded above — no download.
For teachers and parents
Bookmark this page for repeatable 1st Grade addition worksheet without printing worksheets.
FAQ
Is SumGrids free?
Yes, completely free in the browser.
Do rows or columns count?
Rows must hit the target sum.
Mobile friendly?
Yes — touch to swap tiles or type answers.