# How do you evaluate: One minus a negative one-third?

##### 2 Answers

Feb 20, 2017

#### Explanation:

Subtracting a negative quantity is the same as adding the corresponding positive quantity.

So:

#1 - (-1/3) = 1+1/3 = 4/3#

Feb 20, 2017

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: