(123) dez  =  (________) dual = (__)hex
(___) dez  =  (10101011) dual = (__)hex
(___) dez  =  (________) dual = (A7)hex
123 and 231  =  ______
123 or 231    =  ______
123 xor 231  =  ______                    
(19F)hex and (F9)hex  = ( ___ )hex
Berechne schriftlich!
   1011 0110       1101 1101           1F3A       2E375
+  1101 1101     - 1011 0110        + 2E375     -  1F3A 
--------------   -----------        -------     -------- 


     11010110   =   214    =     D6
   - 01111100   = - 124    =   - 7C
   --1111----                  --1-
     01011010   =    90          5A


    11011010    =   218     =    DA
   -01010111    = -  87     =  - 57
  ------111-        1--        ---- 
    10000011    =   131     =    83

 
        A71     =   101001110001
      - 9CA	    = - 100111001010
      --11-       ----11---111--              
        0A7     =   000010100111