Question

Find LCM of:
(a) 60, 75
(c) 48, 64, 72, 96​

Answer 1

Step-by-step explanation:

a. Find the prime factorization of 60

60 = 2 × 2 × 3 × 5

Find the prime factorization of 75

75 = 3 × 5 × 5

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

LCM = 2 × 2 × 3 × 5 × 5

LCM = 300

b. lcm of 72 and 96 is 288

The lcm of 48 and 64 is 192.