Multiply matrices

$\text D = \left[\begin{array}{rrr}-1 & 0 & 4 \\ 2 & 0 & 0\end{array}\right]$ and $\text F = \left[\begin{array}{rr}-1 & 1 \\ -1 & 3 \\ 2 & 4\end{array}\right]$ ** Let $\text {H = DF}$. Find $\text H$. ** [[☃ matrix 1]]