Answer: reducible

AnswerCrossword Clue
REDUCIBLELike some fractions
reducible(of a group) Expressible as the direct product of two of its subgroups
reducible(of a subject or problem) Capable of being simplified in presentation or analysis
reduciblecapable of being reduced
reducible(of a polynomial) Able to be factorized into two or more polynomials of lower degree