Hexadecimal number conversions
I can convert decimal numbers to and from hexadecimal numbers.
Hexadecimal number conversions
I can convert decimal numbers to and from hexadecimal numbers.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- Hexadecimal is a base-16 number system.
- Binary numbers can be converted to and from hexadecimal.
- Decimal numbers can be converted to and from hexadecimal.
Keywords
Hexadecimal - a base-16 number system that uses the digits 0 to 9 and the letters A, B, C, D, E and F
Decimal - a base-10 number system that uses the digits 0 to 9
Binary - a number system that uses the digits 0 and 1 to represent data
Common misconception
You have to convert an 8 bit binary number in one go.
As a hexadecimal digit can be represented by 4 binary digits, it is useful to convert binary numbers in nibbles (4-bits at a time). This way each digit can be converted separately and then recombined for the final value.
To help you plan your year 10 computer science lesson on: Hexadecimal number conversions, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 10 computer science lesson on: Hexadecimal number conversions, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
We use learning cycles to break down learning into key concepts or ideas linked to the learning outcome. Each learning cycle features explanations with checks for understanding and practice tasks with feedback. All of this is found in our slide decks, ready for you to download and edit. The practice tasks are also available as printable worksheets and some lessons have additional materials with extra material you might need for teaching the lesson.
The assessment exit quiz will test your pupils' understanding of the key learning points.
Our video is a tool for planning, showing how other teachers might teach the lesson, offering helpful tips, modelled explanations and inspiration for your own delivery in the classroom. Plus, you can set it as homework or revision for pupils and keep their learning on track by sharing an online pupil version of this lesson.
Explore more key stage 4 computer science lessons from the Representation of numbers unit, dive into the full secondary computer science curriculum, or learn more about lesson planning.
Equipment
Licence
Lesson video
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Starter quiz
6 Questions
decimal
binary
hexadecimal
Exit quiz
6 Questions
9C
64
C8