Puzzle
AlgebraPuzzle
Answer chain:Function machines
Twelve two step function machines in a chain. The first eight find an output, the last four give the output and ask for the input, so the machine has to be run backwards. One slip carries forward, so there is a halfway check.
A free key stage 3 and GCSE algebra puzzle with answers, spec code A7. It goes with the lessons on function machines and function machines.
Lesson
Function machines
Lesson
Function machines
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