How do you reduce 338 and 16?

To reduce the numbers 338 and 16, you need to find their greatest common divisor (GCD). The GCD of 338 and 16 is 2. Therefore, you can divide both numbers by 2: 338 ÷ 2 = 169 and 16 ÷ 2 = 8. The reduced form of the fraction 338/16 is 169/8.