Question

find the l.c.m of the following numbers by using the prime factorization method 16 28 and 40
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Answer 1

Answer:

see carefully that 16 28 and 40 come on table of 2 so see 16÷2=8,28÷2=14,40÷2=20 and similarly divides next terms 8,14and 20 on the table of 2 when these all numbers will become 1 then multiply the numbers with which you have divided numbers

Answer 2

Answer:

LCM of 16, 28 and 40

Multiply the divisors to find the lcm of 16, 28 and 40

4 x 2 x 7 x 5 x 2 = 560

LCM(16, 28, 40) = 560