Add- dfrac-4-15- and dfrac-7-15-

Question

Add- dfrac-4-15-  and  dfrac-7-15-

Toppr Admin · Accepted Answer

- -dfrac-4-15- - and - -dfrac-7-15- -It can be written as-160- - -dfrac-4-15- - -dfrac-7-15- -160-By further calculation-160- - -dfrac-4 - 7-15- -160- - -dfrac-3-15- - - -dfrac-1-5- -160-

Add:
$$ \dfrac{4}{-15} $$ and $$ \dfrac{-7}{-15} $$

$$ \dfrac{4}{-15} $$ and $$ \dfrac{-7}{-15} $$
It can be written as
$$ = \dfrac{-4}{15} + \dfrac{7}{15} $$
By further calculation
$$ = \dfrac{-4 + 7}{15} $$
$$ = \dfrac{3}{15} $$
$$ = \dfrac{1}{5} $$

Add:$$ \dfrac{4}{-15} $$ and $$ \dfrac{-7}{-15} $$

$$ \dfrac{4}{-15} $$ and $$ \dfrac{-7}{-15} $$It can be written as $$ = \dfrac{-4}{15} + \dfrac{7}{15} $$ By further calculation $$ = \dfrac{-4 + 7}{15} $$ $$ = \dfrac{3}{15} $$$$ = \dfrac{1}{5} $$

Add:
$$ \dfrac{4}{-15} $$ and $$ \dfrac{-7}{-15} $$

$$ \dfrac{4}{-15} $$ and $$ \dfrac{-7}{-15} $$
It can be written as
$$ = \dfrac{-4}{15} + \dfrac{7}{15} $$
By further calculation
$$ = \dfrac{-4 + 7}{15} $$
$$ = \dfrac{3}{15} $$
$$ = \dfrac{1}{5} $$