Question

What is the largest number that is a factor of 24 and 42?

Answer 1

we want the greatest common divisor of 24 and 42.
you can make the factors of 24 and 42 in two separate lists

24 : 1 , 2, 3, 4, 6, 8, 12, 24
42: 1, 2, 3, 4, 6, 7, 21,42

Answer 2

so its 6 . remember a factor of a number is also the divisor of the number