Function Machines

Choose a level. Each round has 10 questions, and you can ask me for hints any time!

1 One step What comes out of the machine? Years 3–4 🖨 Printable worksheet

2 Two steps Two jobs, one after the other. Years 4–5 🖨 Printable worksheet

3 Work backwards What number went in? Years 5–6 🖨 Printable worksheet