Evaluate negative one-third plus
two-thirds giving the answer in its simplest form.
In order to add or subtract
fractions, we need to ensure that there’s a common denominator. In this case, the denominator of
both fractions is three. As the denominator is the same in
both of the fractions, we need to add the numerators: negative one plus two. Negative one plus two is equal to
positive one. Therefore, our answer is
Negative one-third plus two-thirds
is equal to one-third.