Thank you.

M. DCBA16 - ABCD16 =

N. 56716 x 4B16 =

3 answers

How you add or multiply hex numbers have been explained in response
http://www.jiskha.com/display.cgi?id=1346358289

If you need further explanations, post a follow-up to the response, explaining where you need more details.
please quickly
ABCD16 + DCBA16