Solution - Greatest common factor (GCF)
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Step by Step Solution
Calculate Greatest Common Factor for :
27, 30 and 36
Factorize of the above numbers :
27 = 33
30 = 2 • 3 • 5
36 = 22 • 32
Build a prime factors table
| Prime Factor | Number 27 | Number 30 | Number 36 | G.C.F (min) |
|---|---|---|---|---|
| 2 | 0 | 1 | 2 | 0 |
| 3 | 3 | 1 | 2 | 1 |
| 5 | 0 | 1 | 0 | 0 |
GCF = 3
Greatest Common Factor is :
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