500
Find the factors for the numerator and denominator for the fraction 12/30 then use the greatest common factor to reduce the fraction
Factors of 12: 1, 2, 3, 4, 6, 12
Factors of 30: 1, 2, 3, 5, 6, 10, 15, 30
Greatest Common Factor: 6
Simplest Form: 2/5