Printable subtraction worksheets within 20 – grade 1 (medium) worksheet for kids. Free PDF download and answer key included.
1. 15 - 7 = ___
2. 12 - 4 = ___
3. 18 - 9 = ___
4. 14 - 6 = ___
5. 16 - 8 = ___
6. 13 - 5 = ___
7. 19 - 10 = ___
8. 11 - 3 = ___
9. 17 - 9 = ___
10. 20 - 12 = ___