Solution - Greatest common factor (GCF)
5
Step by Step Solution
Calculate Greatest Common Factor for :
40, 45
Factorize of the above numbers :
40 = 23 • 5
45 = 32 • 5
Build a prime factors table
| Prime Factor | Number 40 | Number 45 | G.C.F (min) |
|---|---|---|---|
| 2 | 3 | 0 | 0 |
| 3 | 0 | 2 | 0 |
| 5 | 1 | 1 | 1 |
GCF = 5
Greatest Common Factor is :
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