MATH CLASS CALCULATIONS can be broken down into two crossword solutions: SLOPES (6 letters) and LOGS (4 letters). SLOPES refers to the mathematical concept of a line's inclination or gradient, which is typically expressed as a ratio of the vertical change to the horizontal change between two points. LOGS, on the other hand, refer to logarithms, which are mathematical functions that describe the relationship between an exponent and its base. Logarithms are used to simplify complex calculations and equations.