Made for grown-ups who teach Free printables · A4 and Letter · Answer keys included
Free printable Grade 1MathAddition

Addition Within 20: Friendly Facts

Build accurate addition facts within 20.

Print-ready A4 & Letter Answer key included
Best for Grade 1 Math · Easy
Worksheet previewWhat you see here is what the printable is built from.
Babiro

Addition Within 20: Friendly Facts

Build accurate addition facts within 20.

Name __________________Date __________
  1. 0 + 19 =

  2. 5 + 4 =

  3. 7 + 6 =

  4. 8 + 10 =

  5. 19 + 0 =

  6. 18 + 1 =

  7. 6 + 12 =

  8. 15 + 0 =

  9. 19 + 0 =

  10. 17 + 0 =

  11. 3 + 0 =

  12. 14 + 2 =

Babiro.comReproducible seed: staticPage

Teaching support

How to use this worksheet

Complete each item. Show helpful working where needed, then check answers after finishing.

Use this focused activity for independent practice, a short warm-up, homework review, or a calm learning station. Check the answer key after the learner has attempted every item.

Teaching note

Model the first item, allow independent practice, and use mistakes to identify the next small teaching step.

Prepared by: Babiro Editorial
Reviewed by: Babiro Quality Review

Learning path

Where this worksheet fits

Follow the skill path to review foundations, practice this concept, and continue into the next useful step.

  1. GradeGrade 1
  2. SubjectMath
  3. TopicAddition
  4. SkillFact Fluency