The GCF of 49 and 560 is 7.
The factors of 49 are 1 x 49 and 7 x 7.
The factors of 560 are 1 x 560, 2 x 280, 4 x 140, 5 x 112, 7 x 80, 8 x 70, 10 x 56, 14 x 40, 16 x 35, and 20 x 28.
The only common factors are 1 and 7, so the greatest common factor of 49 and 560 is 7.
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Factors or 21 are: 1 3 7 21 Factors or 49 are: 1 7 49 Common factors of 21 and 49 are: 1 and 7
Factors of 28: 1,2,4,7,14, and 28.Factors of 35: 1, 5, 7, and 35.Factors of 49: 1, 7, and 49.common factors: 1, 7.greatest of the common factors: 7 for 7>1 GCF of 28 35 and 49: 7.
GCF - Greatest Common Factor. The factors (integers that multiply to make) of 49 are 1 * 49, 7 * 7 Factors of 9 are 1 * 9, 3 * 3. Which factors do both numbers have in common? ... Just 1. This means the GCF of 49 & 9 is 1. IN fact, it's the ONLY common factor of 49 & 9, not just the greatest. Try this one on your own: GCF of 25 and 75. Hint: Factors of 25 -- 1, 25. 5, 5. Hint: Factors of 50 -- 1, 50. 2, 25. 5, 10. Which factors of 25 and 50 are in common? Of these common factors, which is the greatest? (GCF)
Apart from 1, the only positive integer common factor of 49, 84, and 91 is 7.
The highest common factor (HCF) of 35, 49, and 91 can be found by identifying the prime factors of each number. The prime factors of 35 are 5 and 7, of 49 are 7 and 7, and of 91 are 7 and 13. To find the HCF, we identify the common prime factors among the numbers, which in this case is 7. Therefore, the HCF of 35, 49, and 91 is 7.