Question

If the sum of two rational numbers is 9/10 and one of them is -3/5, then other number is

Answer 1

Answer:

The other no. is 3/2

Step-by-step explanation:

-3/2+ _ =9/10

9/10+3/2= 9+6/10

15/10= 3/2

Answer 2

Answer:

3/2

Step-by-step explanation:

Let the other number be $x$

We know that,

$x = \frac{9}{10} - (\frac{-3}{5} )\\\\x= \frac{9}{10} + \frac{3}{5} \\\\\\x= \frac{9+6}{10} \\\\x= \frac{15}{10} \\\\\\ x= \frac{3}{2}$