Question

1/2 - 2/9 =

subtract. Simply if possible. ​

Answer 1

Let’s find a common denominator (cd
CD= 18

Multiply 1/2 by whatever to get 18, remember to multiply to the numerator and the denominator!

1 •9= 9
2•9=18

2•2=4
9•2=18

We get 9/18 - 4/18 which is 5/18

Answer 2

`(5)/(18)`

Explanation:

`(1)/(2) -(2)/(9) =(9)/(18) -(4)/(18)=(5)/(18)`