Solution - Greatest common factor (GCF)
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Step by Step Solution
Calculate Greatest Common Factor for :
45, 30
Factorize of the above numbers :
45 = 32 • 5
30 = 2 • 3 • 5
Build a prime factors table
| Prime Factor | Number 45 | Number 30 | G.C.F (min) |
|---|---|---|---|
| 2 | 0 | 1 | 0 |
| 3 | 2 | 1 | 1 |
| 5 | 1 | 1 | 1 |
GCF = 3 • 5
Greatest Common Factor is :
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