math
posted by dDavid .
reduce the following to their lowest term
18/27,
85/119,
58/87,
75/120,
39/52

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/simplifyingfractions.html 
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.