Answer :

5/6 - 1/6 forget about the denominator since it's the same denominator
5 - 1 = 4
4/6 is the answer and 2/3 simplified :)
5/6 - 1/6 = 2/3
5-1=4 keep the dinominator. so u have 4/6. simplify by 2 , 4/6÷2=2/3