Find the Greatest Common Factor (GCF) of <span>21,24
</span>Method 1: By Listing FactorsList out all factors of each number, and find the first common one.
Factors of 21
: 1, 3, 7, 21
Factors of 24
: 1, 2, 3, 4, 6, 8, 12, 24
Therefore, the GCF is <span>3.
</span><span>Divide both the numerator and the denominator by the GCF </span> <span><span>21÷3</span><span></span> = 7/8 = Solution </span>24÷<span>3 </span> <span>
