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Greatest Common Factor
Prime Factorization of 40:
2
x
2
x
2
x
5
Prime Factorization of 50:
2
x
5
x
5
Common Prime Factors:
2 x 5
= 10
Factors of 40:
1, 2, 4, 5, 8,
10
, 20, 40
Factors of 50:
1, 2, 5,
10
, 25, 50
Greatest Common Factor:
10