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Valentin [98]
3 years ago
11

Find the gcf of 12 and 45

Mathematics
2 answers:
algol133 years ago
4 0
Step one: find the prime factorization of 12
12 = 2 x 2 x 3

Step two: fine the prime factorization of 45
45 = 3 x 3 x 5

Step three: to find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF is 3
krek1111 [17]3 years ago
3 0

gcf = 3

the factors of 12 are 1, 2, 3, 4, 6 and 12

the factors of 45 are 1, 3, 5, 9, 15 and 45

the greatest common factor of 12 and 45 is 3


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