
...MINUS 21 men
before the loss of virginity...
The Big Bang Theory Season 4, Episode 1

Do you know how to integrate X squared
times E to the MINUS X without looking it up?
The Big Bang Theory Season 8, Episode 2

MINUS my fee,
which is 17 percent,
Breaking Bad Season 2, Episode 9

T Minus 45 seconds!
The Big Bang Theory Season 7, Episode 14

Yeah, MINUS five,
The Big Bang Theory Season 11, Episode 12