8/21 Simplified
What is 8/21 Simplified?
The fraction 8/21 is already in the simplest form, so it isn't possible to reduce it any further - numerator 8 and denominator 21 have no common factors other than 1 (one)
Simplifying Fraction 8/21 using GCF
The first way to simplify the fraction 8/21 is to use the Greatest Common Factor (GCF) of our numerator [8] and denominator [21].
GCF of 8 and 21 is 1
And then divide both the numerator [8] and denominator [21] by the GCF [1].
Simplifying Fraction 8/21 using Prime Factors
Another method to reduce the fraction 8/21 to its simplest form is to use the Prime Factors of numerator [8] and denominator [21].
Prime Factors of 8: 2,2,2
Prime Factors of 21: 3,7
Now we can write down a new fraction expressed by its Prime Factors and cancel common factors in numerator and denominator:
Simplifying Fraction 8/21 by Dividing by the Smallest Possible Number
In order to simplify our fraction we can start dividing both the numerator [8] and denominator [21] by the smallest possible number (2,3,4,5... and so on), and repeat this until it is impossible to divide without a reminder.
In our case (8/21) there is no possible numbers to divide our numerator and denominator.