What is the LCM of 12 and 840?
The LCM of 12 and 840 is 840.
Steps to find LCM
- Find the prime factorization of 12
12 = 2 × 2 × 3 - Find the prime factorization of 840
840 = 2 × 2 × 2 × 3 × 5 × 7 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:
LCM = 2 × 2 × 2 × 3 × 5 × 7 - LCM = 840
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Find least common multiple (LCM) of: 24 & 1680 6 & 420 36 & 2520 4 & 280 60 & 4200 84 & 5880 24 & 840 12 & 1680 36 & 840 12 & 2520 60 & 840 12 & 4200 84 & 840 12 & 5880
LCM Calculator
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