A mathematical instrument used to solve problems.
Also used to
make a pattern, which, upside down,
make words.
John: Hey look what I did with my calculator!
Jack: Yeah, great
job buddy! It reads, "BOOBLESS". (55378008)
Math
Teacher:
Hey! What's that? Fivefivethreeseveneightzerozeroeight?
The boys were never seen again. Last known location: detention.