It is quite easy to use latex commands in your content which then produces nice mathematics.
pandoc -f markdown -t html5 -s --mathml input-file.md -o output-file.html
-f
source format-t
destination format-s
standalone file (with correct headers, etc)--mathml
convert TeX math to MathML-o
destination file name
As an example, inline math like $ x^2 $
turns into . Block math like
$$ x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} $$
becomes
Go here for a summary of symbols or that could be used. A comprehensive list is also available.