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Washington State Math Olympiad
Common Problem Types

Certain types of problems show up often in the WSMC Math Olympiad problem sets.
This is a list of the most common types of problems and their solutions for the 5th and 6th grade competitions. The problems column references are listed in difficulty order with the most difficult at the bottom.

SubjectProblem Type Problems
Prob
& Stat
Average of a list of numbers
Measure-
ment
Areas of composite shapes
AlgebraArithmetic sequences

AlgebraGuess-and-check

Prob
& Stat
Permutations & Combinations

Number SenseWorking backwards

Example:
2016 5th grade number sense #1
AlgebraTurning words into equations

GeometryCartesian coordinates