Addition — Kindergarten — Numbers 1–20
Free printable addition worksheets for kindergarten focused on numbers 1–20. Randomized problems; optional answer key. PDF.
Customize this template with your preferred settings, preview live, and download as PDF.
Customize & Download PDFHow to Make Addition — Kindergarten — Numbers 1–20
- Step 1
Open the Addition Worksheets generator
Start from the main Addition Worksheets tool so you can adjust the printable instead of downloading a fixed image.
- Step 2
Match the variation settings
Use the controls to match this Addition — Kindergarten — Numbers 1–20 use case, including paper size, layout, color, difficulty, or other available options.
- Step 3
Preview the printable
Check the live preview to confirm spacing, labels, line weight, and printable area before creating the PDF.
- Step 4
Download or print the PDF
Download the browser-generated PDF or print it directly. For exact sizing, use actual size or 100 percent in your printer dialog.
About Addition — Kindergarten — Numbers 1–20
Help your kindergartener build confidence in basic addition with our free printable worksheets focused on numbers 1–20. These PDFs are perfect for introducing sums within 20, using simple, randomized problems that keep practice fresh. Each worksheet generates a unique set of vertical addition facts, ideal for daily drills or homework. The clean layout and large print make it easy for little hands to write answers. You can also include an optional answer key for quick checking. Whether you're a teacher planning a lesson or a parent supporting at-home learning, these worksheets provide targeted practice for early math skills. Simply use our Addition Worksheets generator, set the number range from 1 to 20, and print as many copies as you need. No sign-up required—just instant, printable math practice.
Best For
- Kindergarten students learning addition facts within 20
- Daily math warm-ups or timed drills for numbers 1–20
- Homework packets that require simple, no-prep practice
- Homeschool lessons focusing on foundational addition skills
- Math centers with independent worksheet activities
- Extra practice for children who need repetition with sums up to 20
Recommended Settings
- Set number range to 1–20 (both addends) to match kindergarten level
- Choose vertical layout for easy alignment
- Enable answer key for self-checking or parent review
- Select 20–30 problems per page for manageable practice
- Use landscape orientation for larger answer spaces
- Print on standard 8.5x11 paper; no special settings needed
When to Choose a Different Paper
This template is strongest when the grid size, paper size, and line style match your assignment or project. Consider a different printable when one of these caveats applies:
- Advanced students ready for numbers beyond 20 or regrouping
- Children who need visual aids like counters or number lines (use our other templates)
- Classrooms requiring themed or seasonal designs (these are plain worksheets)
- Projects that need fully custom text layout beyond the generator controls
Frequently Asked Questions
How do I generate a kindergarten addition worksheet for numbers 1–20?
Go to our Addition Worksheets tool, set both addend ranges to 1–20, select the number of problems, and click 'Generate.' Then print the PDF. Optionally, check 'Include Answer Key' before generating.
Are these worksheets free to print?
Yes, all worksheets on PrintableMake are completely free. No registration or payment is required. You can generate and print as many as you need.
Can I customize the problems to focus on specific sums?
The generator randomizes problems within the set range. To target specific sums, you can manually adjust the addend ranges (e.g., set both to 1–10 for sums up to 20) or use our other specialized templates.
What if my child finishes quickly? Can I make harder worksheets?
Yes, simply increase the number range beyond 20 or add more problems per page. For a challenge, try our addition worksheets for first grade, which cover numbers up to 100.