BINARY/DECIMAL PROBLEMS

Do the following conversions:

DECIMAL

BINARY

HEXADECIMAL

45

00101101

2D

175

10101111

AF

127

01111111

7F

54

00110110

36

99

01100011

63

240

11110000

F0

119

01110111

77

 

Addition:

01001011

01010010

01100110

11001011

01001011

10101010

00101100

00010011

00100110

00101000

00001101

01010101

01110111

01100101

10001100

11110011

01011000

11111111

Subtraction:

01001011

01010010

01100110

11001011

01001011

10101010

00101100

00010011

00100110

00101000

00001101

01010101

00011111

00111111

01000000

10100011

00111110

01010101

Prove your answer are correct by converting everything to decimal:

Addition:

75

82

102

203

75

170

44

19

38

40

13

85

119

101

140

243

88

255

Subtraction:

75

82

102

203

75

170

44

19

38

40

13

85

31

63

64

163

62

85