find the HCF into LCM for the number 50 and 20
Answers
LCM of 50 and 20 is 100
HCF of 50 and 20 is 10
Solution:
Given that the numbers are 50 and 20
Find least common multiple
LCM of 50 and 20
List all prime factors for each number
Prime Factorization of 20 is: 2 x 2 x 5
Prime Factorization of 50 is: 2 x 5 x 5
For each prime factor, find where it occurs most often as a factor and write it that many times in a new list.
2, 2, 5, 5
Multiply these factors together to find the LCM.
LCM = 2 x 2 x 5 x 5 = 100
Thus LCM of 50 and 20 is 100
Find Highest common factor of 50 and 20
HCF of 50 and 20
The factors of 20 are: 1, 2, 4, 5, 10, 20
The factors of 50 are: 1, 2, 5, 10, 25, 50
Then the greatest common factor is 10
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