Answer:
Below
Explanation:
To add or subtract fractions they must have a common denominator
you can multiply them together to find A common denominator
2 x 9 = 18
so now yo have to convert the fractions to 18ths
1/2 * 9/9 ( this is just multiplying by '1') = 9/18
5/9 * 2/2 = 10 / 18
now 1/2 - 5/9 then equals 9/18 - 10/18 = (9-10)/18 = - 1/18