THE PLAYBOOK · 850305
How to play Make 24
Use 850305 to play Make 24 and read its instructions on the same page. Use all four numbers exactly once to obtain 24. Follow the mistake-aware practice approach for your next round.
Each generated starting set has a verified solution; fractions are allowed.
Mistake-aware practice
Read the common mistake below before starting. Watch for that situation during the round rather than relying on trial and error.
Your goal
Use all four numbers exactly once to obtain 24.
Step by step
- Choose two values in order.
- Choose addition, subtraction, multiplication or division.
- Combine and repeat.
- Undo explores alternatives; Show solution reveals a verified expression.
Controls
Tap two values, an operation and Combine.
A useful example
8 ÷ (3 − 8 ÷ 3) = 24.
Watch out for this
Division and subtraction depend on selection order; zero division is blocked.
Common questions
What mistake should I watch for?
Division and subtraction depend on selection order; zero division is blocked.
Which play mode is provided?
Solo
What is the main objective in this edition?
Use all four numbers exactly once to obtain 24.
