-2/3-(-3/4)

Simplify if needed

1/12

Step-by-step explanation:

Start by simplifying the fraction's signs:

Now write both fractions as equivalent fraction with a common denominator of 12:

If you need to add 5/6 to 5/12

again you need to write the fractions with a common denominator in this case also 12:

in this last step we simplified a common factor of "3" in numerator and denominator to reduce the fraction to 5/4