Combine like terms to get an equivalent expression -2/3a+5/6a-1/6

Mathematics · Middle School · Mon Jan 18 2021

Answered on

Given the numerical equation:

-⅔a +  5/6a - 1/6

Combine like terms.

Solution:

In order to combine like terms easily, we must convert each fraction to decimal. To do so, simply divide the numerator by the denominator.

-⅔
=-0.6666…

5/6
=0.8333…

-1/6
=0.16666…

… denotes repeating decimal.

Equate the decimals back in the solution.

= -0.666a + 0.8333a - 0.16666..

=0.16667…a - 0.16666…

Final answer:

=0.16667…a - 0.16666…