9. ( i i i i i i i i i)
10. ( i i i i i i i i i i )
21. ( i i i i i i i i i i i i i i i i i i i i i)
9+10/=/21
9
10
=19.
123456789
12345678910
Idiot vision!
123456789
12345678910
21.
Cuz fuk counting.
Hooray for New Math! New-who-who math!
It won't do you a bit of good to review math!
It's so simple, so very simple
That only a child can do it!
-Tom Lehrer