# Coffee Break Riddle [closed]

Here's a little brain teaser, for your coffee break:

$$62-63 = 1$$

Move only one digit to make it right!

Have fun!

## closed as off topic by Henning Makholm, Grigory M, Rahul, Qiaochu YuanJan 27 '12 at 22:33

Questions on Mathematics Stack Exchange are expected to relate to math within the scope defined by the community. Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. Read more about reopening questions here. If this question can be reworded to fit the rules in the help center, please edit the question.

$2^6-63=1$
If we can move one "character", then moving the horizontal line over gives $62 = 63 - 1$
$6263 \neq 1$.