First Grade Addition Within 20 Game Kit

First Grade · Addition fluency and number sense · 15 minutes

Use this free teacher-guided classroom game kit for a short review lesson. The ten questions below can be read aloud, displayed, or printed. A checked answer key is included for teachers.

15-minute teaching plan

Model one addition with counters or a number line. Let children solve the questions individually or with a partner, then explain one strategy. Use the quick math game to reinforce the same skill.

  1. 3 minutes: Model the skill with one example.
  2. 7 minutes: Ask the ten practice questions and allow independent thinking.
  3. 5 minutes: Check answers and discuss helpful strategies.

First Grade practice questions

Student name: _________________________ Date: ______________

  1. 2 + 3 = ?
  2. 6 + 4 = ?
  3. 8 + 5 = ?
  4. 9 + 2 = ?
  5. 7 + 7 = ?
  6. 4 + 8 = ?
  7. 10 + 6 = ?
  8. 5 + 9 = ?
  9. 3 + 6 = ?
  10. 11 + 7 = ?
Show teacher answer key (1–10)
  1. 2 + 3 = ? 5
  2. 6 + 4 = ? 10
  3. 8 + 5 = ? 13
  4. 9 + 2 = ? 11
  5. 7 + 7 = ? 14
  6. 4 + 8 = ? 12
  7. 10 + 6 = ? 16
  8. 5 + 9 = ? 14
  9. 3 + 6 = ? 9
  10. 11 + 7 = ? 18

Play and practice online

Quick Math Challenge · Math Memory Match

The links above open existing games. These practice questions do not automatically transfer between games.

Support different learners

Offer counters, ten-frames, or counting-on. For students ready for a challenge, ask them to find two different ways to reach the same answer.

Using this kit

Teachers can use their browser Print function to print the questions. In the print layout, the on-page answer key is hidden. Review the material before class and adapt the lesson for student needs.

More First Grade classroom games are available, along with our full game directory.