Question
Add the following ration numbers:
$\frac{6}{13}$ and $\frac{-9}{13}$
$\frac{6}{13}$ and $\frac{-9}{13}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
|
$a$
|
$10$
|
$20$
|
$30$
|
$40$
|
$46$
|
|
$b$
|
$5$
|
$10$
|
$15$
|
$20$
|
$23$
|