2. Hexadecimal Numbers

• What is hexadecimal?

  A base 16 number system
• What denary values are represented by the hexadecimal digits?

  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
• What are the hexadecimal digits?

  0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F
• What are the place values of a two-digit hexadecimal number?

  First digit is 16 , second digit is 1
• Convert the hexadecimal number 2C to denary?

  44
• Convert the hexadecimal number BF to denary?

  , = 191
• Convert the denary number 163 to hexadecimal?

  :

  
  

  A3
• Convert the denary number 45 to hexadecimal?

  :

  2D
• Convert the binary number 1111 0010 into hexadecimal?

  1111 0010

  
  

  F2
• Convert binary 0010 1010 to hexadecimal?

  0010 1010

  
  

  2A
• Convert hexadecimal B6 to binary?

  :

  10110110
• Convert hexadecimal 9E to binary?


  1001 1110