Use 4 Bit adders and show diagrams

3) A 1011: B 1101 using the chart shown in class 1. Add the two numbers using a full adder 2. Subtract the two numbers (A-B) using a full subtractor. 3. Subtract the two numbers (A-B) using two's compliment add using a full adder. 4. Use two's compliment to get the correct answer when needed