How do you evaluate: One minus a negative one-third?
Subtracting a negative quantity is the same as adding the corresponding positive quantity.
#1 - (-1/3) = 1+1/3 = 4/3#
Writing this in mathematical terms gives the expression:
To solve, we first need to make the
Knowing minus a minus is a plus we can rewrite this as:
Now we can solve by adding the numerators over the common denominator: