Question

What should be subtracted from-3/10 to get -7/14​

Answer 1

Answer:

Let the subtracted number = x

$\frac{ - 3}{10} - x = \frac{ - 7}{14}$

$x = \frac{ - 7}{14} + ( \frac{ - 3}{10} )$

$x = \frac{ - 35 - 21}{70}$

$x = \frac{ - 66}{70}$