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# What is the greatest common factor of 28 and 63?

Updated: 4/28/2022

Wiki User

8y ago

The GCF of 28 and 63 is 7.

Wiki User

8y ago

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Q: What is the greatest common factor of 28 and 63?
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### What are is the greatest common factor of 28 42 and 63?

The Greatest Common Factor of 28, 42, 63: 7

### What is the greatest common factor of 28 35 63?

The greatest common factor of the numbers 28, 35 and 63 is 7.

7

The GCF is 7.

The GCF is 7.

The GCF is 1.

The GCF is 7.

### What is the greatest common factor of 28 42 and 63?

The GCF of 28, 42 and 63 is 7.The GCF is 7.

### What is greatest common factor of 35 and 63?

The same as the greatest common factor of 35 and 28 (where 28 is the remainder of the division of 63 by 35).

7(4 - 9)

### Why is 7 the greatest common factor of 28 and 63?

7 is a factor of 28 because 4 x 7 equals 28. 7 is a factor of 63 because 9 x 7 = 63. That makes 7 a common factor of 28 and 63. The factors of 28 that are larger than 7 are 14 and 28. The factors of 63 that are larger than 7 are 9, 21 and 63. Since none of those numbers are the same, that makes 7 the greatest common factor of 28 and 63.

### What is the greatest common factor of 3 and 63?

The greatest common factor of 3 and 63 is 3.