# A Math Trick

## Opening

# A Math Trick

Try the following.

- Think of a number.
- Add 7.
- Multiply by 4.
- Subtract 16.
- Divide by 4.
- Subtract 3.

What number did you end up with?

Try the following.

- Think of a number.
- Add 7.
- Multiply by 4.
- Subtract 16.
- Divide by 4.
- Subtract 3.

What number did you end up with?