Answer:
3/5
Step-by-step explanation:
Find the GCD of numerator and denominator which is 6 and divide both by 6 so 18/6 and 30/6 gives you 3/5
Find the GCD (or HCF) of numerator and denominator
GCD of 18 and 30 is 6
Divide both the numerator and denominator by the GCD
18 ÷ 6
30 ÷ 6
Reduced fraction:
3 /5
