Question

reduce the following to their lowest term
18/27,
85/119,
58/87,
75/120,
39/52

Answer 1

18/27 = 2/3

85/119 = 5/7

Study those examples and this website. Then post your own answers for the other problems.

I'll be glad to check your answers.

http://www.mathsisfun.com/simplifying-fractions.html

Answer 2

factor each number completely, then cancel duplicate factors in top and bottom.

For example,

85=17*5
119 = 17*7

17*5/17*7 = 5/7

do the others in like wise.