is -1 x -4/ -8 x -5 = -4/-40 or -4/40 = 2 x 2/ 2x 20 = -1/20 Did i solve this fraction problem correctly?

$$\\\frac{-1}{8}\times\frac{-4}{5}=\frac{-1*-4}{8*5}=\frac{+4}{+40}=\frac{2}{20}=\frac{1}{10}$$

There you go - any questions ?