Related Clues:

• Trig, algebra, etc
• What's nothing but problems?
• Numbers course
• Addition or subtraction, e.g
• Adding and such
• It has roots and branches
• High-school sci. course
• 91-Down section
• Geometry or trig
• Fermat's forte
• High-school department
• Class with numbers
• __ lab
• It has its plusses and minuses
• Arithmetic