Question

what must be subtracted from -3/4 to get -1/2​

Answer 1

Answer:   -2/2 should be substracted

Step-by-step explanation:

Answer 2

Step-by-step explanation:

let the number that has to be subtracted be x

$- \frac{3}{4 } -x=- \frac{1}{2}$

$-x=- \frac{1}{2} + \frac{3}{4} = \frac{3}{4} - \frac{1}{2}$

$-x= \frac{3-2}{4} = \frac{1}{4}$

$x=- \frac{1}{4}$