Solutions by everydaycalculation.com

The lcm of 90 and 50 is 450.

- Find the prime factorization of 90

90 = 2 × 3 × 3 × 5 - Find the prime factorization of 50

50 = 2 × 5 × 5 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

LCM = 2 × 3 × 3 × 5 × 5 - LCM =
**450**

Find least common multiple (lcm) of: 180 & 100 45 & 25 270 & 150 450 & 250 18 & 10 630 & 350 180 & 50 90 & 100 270 & 50 90 & 150 450 & 50 90 & 250 630 & 50 90 & 350

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