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CSCI 115. Supplemental Chapter Computer Related Arithmetic. CSCI 115. § S.1 Binary Numbers (Base 2). § S.1 – Binary Numbers. Decimal Numbers – Base 10 10 digits Expanded form Binary Numbers – Base 2 2 digits Expanded form Convert binary to decimal Convert decimal to binary.

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Csci 115

CSCI 115

Supplemental Chapter

Computer Related Arithmetic


Csci 1151

CSCI 115

§S.1

Binary Numbers (Base 2)


S 1 binary numbers
§S.1 – Binary Numbers

  • Decimal Numbers – Base 10

    • 10 digits

    • Expanded form

  • Binary Numbers – Base 2

    • 2 digits

    • Expanded form

  • Convert binary to decimal

  • Convert decimal to binary


S 1 binary numbers1
§S.1 – Binary Numbers


Csci 1152

CSCI 115

§S.2

Binary Arithmetic


S 2 binary arithmetic
§S.2 – Binary Arithmetic

  • Addition

  • Subtraction

  • Multiplication

  • Division


S 2 binary arithmetic1
§S.2 – Binary Arithmetic

  • Anonymous Quote

  • “There are 10 kinds of people in the world: those who understand binary numbers, and those who don’t.”


Csci 1153

CSCI 115

§S.3

Octal Numbers (Base 8)


S 3 octal numbers
§S.3 – Octal Numbers

  • Octal Numbers – Base 8

    • 8 digits

    • Expanded form

  • Convert octal to decimal

  • Convert decimal to octal

  • Convert octal to binary

  • Convert binary to octal

  • Arithmetic

    • Addition

    • Subtraction


Csci 1154

CSCI 115

§S.4

Hexadecimal Numbers (Base 16)


S 4 hexadecimal numbers
§S.4 – Hexadecimal Numbers

  • Hexadecimal Numbers – Base 16

    • 16 ‘digits’

    • Expanded form

  • Convert hex to decimal

  • Convert decimal to hex

  • Convert hex to binary

  • Convert binary to hex

  • Arithmetic

    • Addition

    • Subtraction


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