Ooh you mean mixed fractions. I thought it was multiplication.
\(6\dfrac{2}{5}+(-4\dfrac{3}{5})\\ = (6-4)+(\dfrac{2}{5}-\dfrac{3}{5})\\ = 2 - \dfrac{1}{5}\\ = 1\dfrac{4}{5}\)
ya is that the answer and can you we be able to help now on some other ones