What is the LCM of 28 and 90?
The LCM of 28 and 90 is 1260.
Steps to find LCM
- Find the prime factorization of 28
28 = 2 × 2 × 7 - Find the prime factorization of 90
90 = 2 × 3 × 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 × 3 × 3 × 5 × 7 - LCM = 1260
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Find least common multiple (LCM) of: 56 & 180 14 & 45 84 & 270 140 & 450 196 & 630 56 & 90 28 & 180 84 & 90 28 & 270 140 & 90 28 & 450 196 & 90 28 & 630
LCM Calculator
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