9/21 Simplified

9/21 Simplest Form :

How to simplify 9/21 fraction

To simplify the fraction 9/21, you'll want to find the greatest common divisor (GCD) of the numerator (9) and the denominator (21), and then divide both by that GCD.

1. Find the GCD of 9 and 21:
   

   The factors of 9 are , 1 , 3 , 9 .
   The factors of 21 are , 1 , 3 , 7 , 21 .
   The largest number that appears in both lists is 3, so the GCD of 12 and 36 is 3.

2. Divide both the numerator and denominator by the GCD:
   

   9 ÷ 3 = 3
   21 ÷ 3 = 7
   So, the simplified form of 9/21 is 3/7.

The fraction 9/21 is equivalent to 3/7 when simplified.

How to read 9/21

nine over 21

How to read 3/7

three seventh

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How it Works

Our tool uses advanced algorithms to find the greatest common divisor (GCD) of the numerator and denominator. It then divides both numbers by the GCD to obtain the simplified form.