In this problem you need to convert the following decimal numbers to different number systems as mentioned below. Show your work:

1. Convert 40 to base 4 number system.

2. Convert 100 to base 5 number system.

3. Convert 100 to base 8 number system.

4. Convert 44 to base 7 number system.

B. Perform the following calculations. All numbers are in 8-bit twos complement form. Indicate if overflow occurs.

1. 00000010 - 11111110

2. 11111110 - 00000010

3. 00000000 - 11111111

4. 00000011 + 11111100

5. 11111111 + 11111111