What is 42/49 in simplest form

In order to do this, you must find the least common factor shared by 42 and 49. This is 7. Then you must divide each of the numbers in question (42 and 49) to receive your new numbers, 6 and 7 (because 42 / 7 = 6 and 49 / 7 = 7). Because there are no more common factors between the two remaining numbers, 42/49 in simplest form is 6/7.

6/7. 42 and 49 are both have the number 7 in common. So just simply divided 7 by both numbers.