Q1. Add the given HEX numbers converting to binary. Describe the answer in HEX.
a) 08 + 03
b) 0ABC + DA0E.
Q2. Write down the 2's complement of:
a) 00000001
b) 00111100
Q3. Convert the given binary numbers to 8 bit binary numbers and evaluate by using the 2's complement method. Leave your answers in the binary form.
a) 17 – 8
b) 97 – 125
Q4.
a) Write down the BCD form of decimal 845.
b) Transform the binary number 818 first to hexadecimal then to binary.
Show all the working.