Question

How do you add `\frac { 1} { 15} - \frac { 10} { 15} + \frac { 8} { 15}`?

Answer 1

See a solution process below:

Explanation:

Because each of the fractions is over a common denominator we can add the numerators over this common denominator:

`1/15 - 10/15 + 8/15 =>`

`(1 - 10 + 8)/15 =>`

`(-9 + 8)/15 =>`

`-1/15`