Binary

BINARY IS RIGHT TO LEFT ←—-

128

64

32

16

8

4

2

1

 

 

 

 

 

 

 

 

Draw table in exams to help with conversions

Decimal numbers to binary:

128

64

32

16

8

4

2

1

 0

1 

1 

1 

0 

0 

0 

1 

113-128

113-64 = 49

49-32 = 17

17-16 = 1

1-1 = 0

128

64

32

16

8

4

2

1

 

 

 

 

 1

 0

 1

 0

128

64

32

16

8

4

2

1

 

 

 

 1

 0

 1

 0

 0

128

64

32

16

8

4

2

1

 

 

 1

 0

 1

 0

 0

 0

SHIFTING TO THE LEFT = MULTIPLYING BY 2