Jynessa wants to order these fractions: 4/9, 2/3, 1/6, -2 1/2 What should she use as her common denominator?
a)6
b)9
c)12
d)18

Respuesta :

4/9 , 2/3, 1/6, ....-2 1/2 = - 5/2

common denominator is 18
it is 18 because 9 cant go into 6 or 12 and only 3 can also go into 9 so thats why