Addition Table for 12
Each row adds 12 to numbers 1 through 12. Addition tables help build number sense and make mental math faster.
Adding 12 keeps parity: even meets even, odd meets odd, all down the sum column. The nearest round ten is 20, just 8 away: 12 + 8 = 20. Every fact runs backward for free: from 12 + 6 = 18 comes the subtraction fact 18 − 12 = 6.
| Addend | Sum |
|---|---|
| 12 + 1 | 13 |
| 12 + 2 | 14 |
| 12 + 3 | 15 |
| 12 + 4 | 16 |
| 12 + 5 | 17 |
| 12 + 6 | 18 |
| 12 + 7 | 19 |
| 12 + 8 | 20 |
| 12 + 9 | 21 |
| 12 + 10 | 22 |
| 12 + 11 | 23 |
| 12 + 12 | 24 |
Frequently asked questions
What are the addition facts for 12?
Adding 12 to each number 1 through 12 gives every fact above, from 12 + 1 = 13 up to 12 + 12 = 24.
What is 12 + 7?
12 + 7 = 19.
What is the fastest way to add 12 mentally?
Split 12 into tens and ones, add the tens first, then the ones. For example 12 + 6 = (12 + 5) + 1 = 17 + 1 = 18.