Q1. Before you fill in the answers to this prelab make sure that you understand binary arithmentic, especially signed number representation (2s Complement) and overflow in arithmetic addition and subtraction Do the following arithmetic operations and write down the expected sum, carry and overfow: In case of subtraction, since we are doing a 2's Complement addition Cout is the carryout of the adder. Binary numbers to add/subtract Sum Cout Overflow 1011- 0110 0101 1001 - 0010 0111 0001 + 0111 1000 - T - U OP UP - OP 1100 + 0110 0010 0011 - 1101 0101 + 1011