Question

what is 2/3 - 3/4 ? Explain answer plz ?

Answer 1

find common denominator
4*3 = 12
2/3 - 3/4 = 8/12 - 9/12 = -1/12

Answer 2

\[\large \frac{2}{3}-\frac{3}{4}\]



\[\large \frac{8}{12}-\frac{9}{12}\]



\[\large \frac{8-9}{12}\]



\[\large -\frac{1}{12}\]
So \[\large \frac{2}{3}-\frac{3}{4}=-\frac{1}{12}\]

Answer 3

what you need is that
\[\frac{a}{b}-\frac{c}{c}=\frac{ad-bc}{bc}\]