Solution - Least common multiple (LCM)
3,960
Step by Step Solution
Least Common Multiple is :
3960Calculate Least Common Multiple for :
72, 99 and 20
Factorize of the above numbers :
72 = 23 • 32
99 = 32 • 11
20 = 22 • 5
Build a prime factors table
| Prime Factor | Number 72 | Number 99 | Number 20 | L.C.M (max) |
|---|---|---|---|---|
| 2 | 3 | 0 | 2 | 3 |
| 3 | 2 | 2 | 0 | 2 |
| 5 | 0 | 0 | 1 | 1 |
| 11 | 0 | 1 | 0 | 1 |
LCM = 23 • 32 • 5 • 11
Least Common Multiple is :
3960How did we do?
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