Edexcel 1CP2 2.1.2: Unsigned and two's complement integers
The free BugBot lesson that teach this point, a robot to try it on, and the past-paper questions that test it.
Lessons that teach it
- F8.5 Negative numbers: two's complement Data representation
Signed 8-bit integers, and why the same adder works for them.
Try it on a robot
The task from F8.5 Negative numbers: two's complement, running here. Change the program and press Run.
The specification is Edexcel's own document; this page says which of our lessons teach point 2.1.2 and is not endorsed by the board.