Addition Worksheets
Pick a difficulty level — from simple 1-digit facts to 2-digit addition with regrouping — and click Generate. Each click creates a fresh set of 12 problems ready to print, with an optional answer key. For best results, print from a desktop or laptop.
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Grade-by-Grade Addition Progression
1-Digit Addition
Learn all 100 basic addition facts (0+0 through 9+9). Fluency here is the foundation for every later arithmetic skill.
2-Digit Addition (Without Regrouping)
Extend to two-digit numbers without regrouping. Isolates place-value alignment so students build the column-addition habit before regrouping.
Addition With Regrouping
Master regrouping. When a column sums to 10 or more, move the tens digit to the next column. This skill extends directly to 3-digit and larger addition.
Tips for Parents and Teachers
Begin with 1-digit addition and practice daily until students respond to any fact without hesitation. Fact fluency at this level (typically by the end of Grade 1) makes every later addition skill faster to learn.
Move to 2-digit without regrouping before introducing regrouping. This lets students practice aligning digits by place value without the additional step of regrouping.
Introduce regrouping only once the without-regrouping problems feel easy. Use base-ten blocks alongside the worksheet to make regrouping concrete before it becomes automatic.
Frequently Asked Questions
What grade levels are these addition worksheets for?
The addition worksheets span Kindergarten through Grade 3. The 1-Digit worksheet is best for K–Grade 1 students building basic fact fluency. 2-Digit (Without Regrouping) is ideal for Grade 1–2, and With Regrouping targets Grade 2–3 students learning to regroup.
What is regrouping in addition?
Regrouping occurs when the digits in a column add up to 10 or more. You write the ones digit of the sum and regroup the tens digit into the next column. For example, in 47 + 38, the ones column is 7+8=15 — write 5 and regroup 1 ten into the tens column. This is also commonly called carrying.
What is the difference between the three worksheet types?
1-Digit covers basic facts with numbers 0–9, building single-digit fluency. 2-Digit (Without Regrouping) uses two-digit numbers where no column totals 10 or more, so students can focus on place-value alignment without regrouping. With Regrouping introduces regrouping for more advanced two-digit work.
How many problems are on each worksheet?
Each worksheet has 12 problems, sized to fit on one printed page. Every click of Generate creates a fresh set of randomized problems, so students get a different worksheet each time.
Can I print an answer key?
Yes. Use the "Print Answer Key" button to print the worksheet with all correct answers shown. Use "Print Worksheet" to print a blank version for students. All on-screen controls are hidden during printing.