Find the GCF of 40 and 60 listing factors for each number in order from least to greatest. Report each list and then the GCF.

Question

anonymous · Answer

hey, how's it going?

anonymous · Answer

Factors of 40 and 60 (numbers that will divide into the given number evenly)
40: 1, 2, 4, 5, 8, 10, 15, 20, 40
60: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
COMMON factors are in both lists, in other words
1, 2, 4, 5, 10, 15, 20 are common factors of 40 and 60.
The GREATEST common factor is the largest number in the list, 20.

anonymous · Answer

Oops, scratch 15 from the list of factors of 40 and from common factors