Adding Two Single Digit Numbers Sum 20 or Less: Grade 1 Worksheets

Grade-one students are continuing to build on their skills with addition in this worksheet by completing these problems with single-digit addends with a sum of twenty or less. This will help them to begin to understand the process used when having an answer that in the tens column, such as with 9+4, or 8+8. This worksheet is free, downloadable, and created by teachers for first-grade math students and an excellent resource for helping students learn all they need to learn about addition.