Subtraction Tables: 20
Each row subtracts numbers 1 through 12 from 20. Subtraction is the inverse of addition and appears in change-making, scores, and measurements.
| Subtrahend | Difference |
|---|---|
| 20 − 1 | 19 |
| 20 − 2 | 18 |
| 20 − 3 | 17 |
| 20 − 4 | 16 |
| 20 − 5 | 15 |
| 20 − 6 | 14 |
| 20 − 7 | 13 |
| 20 − 8 | 12 |
| 20 − 9 | 11 |
| 20 − 10 | 10 |
| 20 − 11 | 9 |
| 20 − 12 | 8 |