Question

15. Find the LCM by division method :
120, 144, 180​

Answer 1

Answer:

1440

Step-by-step explanation:

And at last we multiply all the prime numbers by which we have divided and the co-prime numbers left in the last row i.e. 2 × 2 × 2 × 2 × 3 × 3 × 5 × 2 = 1440. Therefore, the product is the least common multiple of 120, 144, and 180 is 1440.

Answer 2

LCM of 120,144,180= 960