Question

7/8, 2/5, 2/3 common denominator?
by Bob1062

Answer 1

I said, before...multiply the three denominators to get a common one. so you get 120 as your common denominator

Answer 2

nooo u dont have to multiply them together cause im doing almost the same thing

Answer 3

what grade u in bob

Answer 4

Well it's faster than trying to find the common multiply in each of these

Answer 5

but it aint right

Answer 6

uhhh 120 is the common denominator of 8 5 and three. It might not be the least common denominator. But it is a common denominator nevertheless.

Answer 7

well thts not how our teacher taught it to us but im not gonna argue,what grade u in cause i need help to

Answer 8

Im in college.

Answer 9

uhh huh well im a smart moutherd adult mouthed sixth grader

Answer 10

I am helping my son, who is in 5th grade.

Answer 11

So how does it work? Is 7/8 now 840/ 960, 2/5 now240/ 600, 2/3 now 240/ 360

Answer 12

Thanks jada294