Question

find out L.C.M of 42,28,70​

Answer 1

Answer:

42,28,70 are divide by 2 .then ans is 21,14,35.now these are divide by 7 and ans is 3,2,5. now the L.C.M is 2×7×3×2×5=420

Answer 2

Answer:

42,28,70

dividing by 2

21,14,25

dividing by 3

7,14,25

dividing by 7

1,2,5

dividing by 2

1,1,5

2dividing by 5

1,1,1

therefore the lcm of 42,28,70 is

2x3x7x2x5

42x10

420 is the lcm mark me as brainliest and please follow me