## HCF by prime fractorization method.a)72,120

Question

HCF by prime fractorization method.a)72,120

in progress 0
1 month 2021-08-16T13:01:25+00:00 1 Answer 0 views 0

The least common multiple 360 is a product of common & odd prime factors between the integers which is divisible by each one an integer of this same group. The step by step work for LCM of 72 and 120 may useful to understand how to find LCM for two or three numbers.

Step-by-step explanation:

step 1 Address input parameters & values.

Integers: 72 120

lcm (72, 120) = ?

step 2 Arrange the group of numbers in the horizontal form with space or comma separated format

72 and 120

step 3 Choose the divisor which divides each or most of the integers of in the group (72 and 120), divide each integers separately and write down the quotient in the next line right under the respective integers. Bring down the integer to the next line if the integer is not divisible by the divisor. Repeat the same process until all the integers are brought to 1.

LCM of 72 and 120

24 72 120

3 3 5

5 1 5

1 1

step 4 Multiply the divisors to find the lcm of 72 and 120
.

24 x 3 x 5 = 360
.

LCM(72, 120) = 360
.

The least common multiple for two numbers 72 and 120 is 360.