84/645 Simplified

Learn how to find what is 84/645 simplified as a fraction just in a few minutes. We have covered why the greatest common divisor or factorization is important to simplify 84/645 in simplest form.

To simplify 84/645 in its lowest terms, you must be familiar with either how to find the greatest common divisor or prime factors. Both of these methods are used to recognize if 84/645 can be reduced in simplest form. In this case, the greatest common divisor of 84 and 645 is 3. Dividing both the numerator and denominator by GCD, the fraction 84/645 becomes 28/215 which is the simplest form.

Simplify 84/645 as a Fraction
Using Factorization:
84/645 = (?)
84/645 = (2 x 2 x 3 x 7)/(3 x 5 x 43)      //write 84/645 in terms of factors
= 28/215
84/645 = 28/215
84/645 simplified is 28/215

Using GCD:
84/645 = (?)
GCD of 84 and 645 is 3.
84/645 = (84/3)/(645/3)
= 28/215
84/645 = 28/215
84/645 simplified is 28/215 in fraction form
where,
84/645 is the given fraction to be simplified,
28/215 is the lowest term of 84/645.

Notes: Simplify 84/645 in lowest terms
1. 84/645 can be simplified only if the GCD of numerator and denominator is greater than 1. In this case, the GCD of 84 and 645 is 3 which is the greatest factor that evenly divides both numerator and denominator, so this fraction 84/645 can be represented in its reduced form.
2. On the other hand, you can also reduce 84/645 in simplest form by using the factorization method. In this case, the numerator and denominator of fraction should be written in the form of prime factors, so the fraction 84/645 becomes (2 x 2 x 3 x 7)/(3 x 5 x 43). Now you can check and cancel the factors if any factors of numerator and denominator cancel each other to simplify 84/645 in its lowest terms.

step 1 Observe the input parameters and what to be found:
Input values:
Fraction = 84/645

what to be found:
84/645 = ?
Simplify 84/645 in lowest terms.

step 2 Find the prime factors of the numerator of given fraction 84/645.
Prime factors of 84 = 2 x 2 x 3 x 7

step 3 Find the prime factors of the denominator of given fraction 84/645.
Prime factors of 645 = 3 x 5 x 43

step 4 Rewrite the fraction 84/645 in the form of prime factors as like the below:
84/645= (2 x 2 x 3 x 7) / (3 x 5 x 43)

step 5 Check and reduce the factors of 84 and 645 if any factors in the numerator and denominator cancel each other:
= (2 x 2 x 3 x 7) / (3 x 5 x 43)
= (2 x 2 x 7)/( 5 x 43)
84/645 = 28/215

Hence,
84/645 in simplest form is 28/215.

Representing fraction 84/645 in lowest terms is a better way than its original form to easily recognize the fraction or use in mathematical operations. Simplify fraction involves finding the greatest common factor or factorization. Recognizing the GCD or prime factors of numerator and denominator of a fraction is key when you start reducing fractions like 84/645 in its lowest terms.