20. Think of a number.

Add 7.
Double the result.
Subtract 8.
Double the result.
Add 12.
Divide by 4.
Subtract 6.
Your answer will be the original number. Explain how this trick works.

2 answers

If 20 is the answer, what is the question?
20 is not a question
no the questions number as in answer the questions 1 through 20 so 20 is the number in which they are on kid