Solution: By prime factorisation, we can write the two numbers; 24 = 2 x 2 x 2 x 3 36 = 2 x 2 x 3 x 3 Hence, after factoring the numbers 24 and 36, we can see, the factors 2x2x3 are common. Therefore, the HCF (24, 36) = 2x2x3 = 12 ...
Finding LCM using the Prime Factorisation Method Example To get the LCM, you need to use the maximum number of prime factors between the two or more given numbers. Example: Find the LCM of \(8\) and \(20\) . First, you need to write the prime factors of each of the given numbers....
HCF or Highest Common Factor can be found by using the Prime Factorisation method and Division Method. Learn to find HCF by shortcut method or formula with examples at BYJU'S.
View Solution Find the value of e0 is View Solution Using prime factorisation method, find the HCF and LCM of 210 and 175. View Solution Find the HCF of 315,630 and 945. (A) 315 (B) 105 (C ) 210 (D) 140 View Solution Find the value of 8! - 6! is View Solution ...
Method 2: Prime Factorization Using Factor Tree and Tabular Division From the word itself,Prime Factorizationis a method of getting the factors of a number that areprime numbers. Whether we are using Factor Tree or Tabular Division, our goal is to end up with prime factors, multiply them and...
HCF by Prime FactorizationIn order to find the HCF of numbers by the prime factorization method, we use the following steps. Let us understand this method using the example given below.Step 1: Find the common prime factors of the given numbers. Step 2: Then, multiply the common prime ...
To find the LCM using prime factorization method we need to follow the below-mentioned steps: Find the prime factors of numbers individually. From all the factors, identify the maximum number of times each prime factor appears. The product of the prime factors occurring in maximum numbers is th...
How to Find HCF and LCM using Prime Factorization? In order to find the HCF of numbers using prime factorization, we use the following steps: First, find the prime factors of the numbers separately and note them. We then write them in the exponent form using their powers. ...
Here is a pack that has fun worksheets and answers for the following topics: Multiples, Factors, Prime Factors and HCF and LCM. Special Delivery! - Use your knowledge of multiples to sort out batch biscuit deliveries Diffuse the Bombs! Use your knowledge of factors to diffuse the bombs befo...
To find the HCF (Highest Common Factor) of the numbers 81 and 99 using the prime factorization method, follow these steps:Step 1: Prime Factorization of 81 - Start by finding the prime factors of 81. - The smallest prime number