The greatest common factor of 220 and 520 is 20.
220: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220
520: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520
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The Greatest Common Factor (GCF) is: 20.
The greatest common factor (GCF) is: 20
Answer:The greatest common factor of 100 and 500 is 100.The common factors of 100 and 500 are 1, 2, 4, 5, 10, 20, 25, 50, and 100.Method:Since 100 is a factor of 500 and it is also the largest factor of itself, it must be the greatest common factor. Since the greatest common factor is 100, the common factors are all the factors of 100.
Greatest common factor(GCF) of two consecutive even numbers is 2. Here 500 and 502 are consecutive even numbers so, their GCF is 2.
5, 10 15, 20 500, 505