here how to do it first splitt the binary into four bit. next 0001=1 11111=f
c7
here how i get my answer
binary is power of two
hex is power of 16
16 can by devide by two
power of two are 1 2 4 8
hex is 123456789abcdef
8+4 12 in hex is c
4+2+1=7 7 in hex is 7
