- Calculus class calculation (AREA with 4 letters)
- Calculus calculation: Abbr. (e.g. LIM with 3 letters)
- Calculus calculations (e.g. AREAS with 5 letters)
- Pre-calculus calculation (AREA with 4 letters)
- Calculus class calculations (AREAS with 5 letters)
- Bookmaking calculation (ODDS with 4 letters)
- Course requiring calculations (MATH with 4 letters)
- Coll. transcript calculation (GPA with 3 letters)
- Calculus, familiarly (TARTAR with 6 letters)
- KLM calculation (ETA with 3 letters)