4 times 7 is 28. In symbols: 4 × 7 = 28, and 7 × 4 = 28 too.
4 × 7 means adding 4 to itself 7 times: 4 + 4 + 4 + 4 + 4 + 4 + 4 = 28.
4, 8, 12, 16, 20, 24, 28. The 7th multiple of 4 is 28.
4 × 7 = 4 × 3 + 4 × 4 = 12 + 16 = 28.
Halve one number and double the other: 4 × 7 = 2 × 14 = 28.
28 ÷ 4 = 7
28 ÷ 7 = 4
28 is even. Prime factorization: 2 × 2 × 7.
| Multiplication | Answer |
|---|---|
| 3 × 7 | 21 |
| 5 × 7 | 35 |
| 4 × 6 | 24 |
| 4 × 8 | 32 |
| 4 × 9 | 36 |
| 4 × 5 | 20 |
| 6 × 7 | 42 |
| 2 × 7 | 14 |
See also: factors of 28.
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.