Skip to content

Representation of numbers

Download complete unit(not available yet)

Why this, why now

In this unit pupils will be reminded of how the base-10 number system works before being introduced to the base-2 number system. They will perform conversions between binary and decimal and recognise the rules of binary addition and subtraction. They will be introduced to hexadecimal and its uses.

Prior knowledge requirements

  • Ardaydu waa inay yaqaanaan aasaaska maadada.
  • Ardaydu waa inay awoodaan inay raacaan tilmaamo fudud.
Unit 11 / 16

Representation of numbers

In this unit pupils will be reminded of how the base-10 number system works before being introduced to the base-2 number system. They will perform conversions between binary and decimal and recognise the rules of binary addition and subtraction. They will be introduced to hexadecimal and its uses.

6 lessons
  1. Hexadecimal
  2. Binary addition
  3. Number bases
  4. Why do computers use binary?
  5. Binary shifts
  6. Hexadecimal number conversions