Subtraction Facts Drill to 20
A printable 1 minute drill with 40 subtraction facts within 20, plus an answer key.
40 problems · answer key on page 2 · free, no login
What is on the sheet
Set a timer for 1 minute and answer as many as you can. The answer key is on page 2.
- 1. 6 − 1 = ___
- 2. 5 − 5 = ___
- 3. 18 − 1 = ___
- 4. 17 − 15 = ___
- 5. 2 − 1 = ___
- 6. 3 − 2 = ___
- 7. 20 − 0 = ___
- 8. 1 − 1 = ___
- 9. 8 − 1 = ___
- 10. 19 − 13 = ___
- 11. 4 − 0 = ___
- 12. 5 − 3 = ___
The first 12 of 40 problems.
How to use it
- Print one copy per day and set a timer for 1 minute.
- Write the score at the top and try to beat it the next day.
- Check with the answer key and practise the ones that were wrong.