Some of you may already know how to do this, but I posted this for those who felt cheated by that front page post that promised to read your mind.

Use a calculator

Come up with any whole number greater than zero; don’t make it too big, just to make it easier for yourself.

.

.

.

Double it

.

.

.

Subtract 3

.

.

.

Then square it

.

.

.

Now subtract 9

.

.

.

Then divide it by your original number

.

.

.

Add your original number

.

.

.

Add 12

.

.

.

Divide by your original number

.

.

.

Multiply by 8

.

.

.

Add 2

.

.

.

.

.

.

.

.

.

.

.

.

.

.

Your answer is 42. The answer is always 42