Mind-Reading

Can a number trick reveal the result of your mental arithmetic? Mind-Reading is a simple arithmetic magic trick using addition and subtraction. How to play 1. Think of a number. 2. Follow the on-screen arithmetic instructions and tap OK after each step. 3. Subtract your original number and let the app reveal the result. No account or internet connection is required. Available in Japanese, English and Simplified Chinese. This is mathematical entertainment, not actual mind reading.