The 18 times table
Below are the products of 18 and the numbers 1 to 10. Read the table, learn the trick and practise to make it stick.
| 18 × 1 | = | 18 |
| 18 × 2 | = | 36 |
| 18 × 3 | = | 54 |
| 18 × 4 | = | 72 |
| 18 × 5 | = | 90 |
| 18 × 6 | = | 108 |
| 18 × 7 | = | 126 |
| 18 × 8 | = | 144 |
| 18 × 9 | = | 162 |
| 18 × 10 | = | 180 |
💡 Memory trick
18 × k = 10 × k + (18 − 10) × k. For example, split 18 × 3 into 10 × 3 plus the rest.
Dividing by 18
18 ÷ 18 = 136 ÷ 18 = 254 ÷ 18 = 372 ÷ 18 = 490 ÷ 18 = 5108 ÷ 18 = 6126 ÷ 18 = 7144 ÷ 18 = 8162 ÷ 18 = 9180 ÷ 18 = 10