Firefly needs a modern browser, so you may notice things look broken right now.
To get a better experience, try one of the supported browsers listed here.
Presentation
Self Marking Quiz - AS
Unsigned binary numbers
Multiply two unsigned binary integers
Exam Questions AS
Self Marking Quiz (A2)
Signed binary numbers
Two's compliment
Exam Questions A2
Add two unsigned binary integers
Fixed & floating point representation
Fixed point binary to decimal