What is the LCM of 72 and 240?
The LCM of 72 and 240 is 720.
Steps to find LCM
- Find the prime factorization of 72
72 = 2 × 2 × 2 × 3 × 3 - Find the prime factorization of 240
240 = 2 × 2 × 2 × 2 × 3 × 5 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 2 × 2 × 2 × 2 × 3 × 3 × 5 - LCM = 720
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Find least common multiple (LCM) of: 144 & 480 36 & 120 216 & 720 24 & 80 360 & 1200 504 & 1680 144 & 240 72 & 480 216 & 240 72 & 720 360 & 240 72 & 1200 504 & 240 72 & 1680
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