To solve 1/3 -1/6, you need to make the fractions have the same common denominator. So since the denominator 3 needs to become 6, multiply 1/3 by 2 and you get 2/6.
So 2/6 -1/6 = 1/6
The correct answer is A.
Please mark my as brainliest and I hope this was helpful!
