Question

find the LCM of 21 35 42 by division method. step by step explanation​

Answer 1

Answer:

213542 is equal to 2 thanks for your help

Answer 2

Answer:

Problem & Workout :

step 1 Address input parameters & values.

Integers: 21 35 42

lcm (21, 35, 42) = ?

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

21, 35 and 42

step 3 Choose the divisor which divides each or most of the integers of in the group (21, 35 and 42), 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 21, 35 and 42

7 21 35 42

3 3 5 6

5 1 5 2

2 1 1 2

1 1 1

step 4 Multiply the divisors to find the lcm of 21, 35 and 42

7 x 3 x 5 x 2 = 210

LCM(21, 35, 42) = 210

The least common multiple for three numbers 21, 35 and 42 is 210

Step-by-step explanation:

Hope it will help you. Have a great day. Pleas thanks my answers.