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# What is the gcf of 45 and 56?

Updated: 4/28/2022

Wiki User

8y ago

gcf of 56 and 45 is 1.

Wiki User

13y ago

Wiki User

8y ago

The GCF is 1.

Wiki User

13y ago

gcf for 45 and 56 is 1.

Wiki User

8y ago

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Q: What is the gcf of 45 and 56?
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The GCF is 1.

The GCF is 1.

### What is the GCF of45 and 56?

45=3x3x5 56=2x2x2x7 There are no common factors.

### What is the greatest common factor of 45 and 56 and are they relatively prime?

Since the GCF of 45 and 56 is 1, they are relatively prime.

The GCF is 1.

The GCF is 1.

The GCF is 1.

### What is the greatest common factor of 45 and 56's prime numbers?

3 x 3 x 5 = 45 2 x 2 x 2 x 7 = 56 Since 45 and 56 don't have any prime factors in common, the GCF is 1.

### What is the gcf of 45 and 56 using prime factorization?

3 x 3 x 5 = 45 2 x 2 x 2 x 7 = 56 No common prime factors; the GCF is 1.

### How do you use prime factorization on the numbers 45 and 56 to find the GCF?

3 x 3 x 5 = 45 2 x 2 x 2 x 7 = 56 No common prime factors. The GCF is 1.

The GCF is 38.

The GCF is 56.