Solution - Least common multiple (LCM)
720
Step by Step Solution
Least Common Multiple is :
720Calculate Least Common Multiple for :
60, 80 and 90
Factorize of the above numbers :
60 = 22 • 3 • 5
80 = 24 • 5
90 = 2 • 32 • 5
Build a prime factors table
| Prime Factor | Number 60 | Number 80 | Number 90 | L.C.M (max) |
|---|---|---|---|---|
| 2 | 2 | 4 | 1 | 4 |
| 3 | 1 | 0 | 2 | 2 |
| 5 | 1 | 1 | 1 | 1 |
LCM = 24 • 32 • 5
Least Common Multiple is :
720How did we do?
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