Math: commutative operations

Tutoring math, you encounter definitions. The tutor defines commutative.

commutative adj
describes an operation for which the order of the inputs doesn’t change the output. Since 6×7=7×6, multiplication is commutative. So is addition.

Source:

Gallian, Joseph A. Contemporary Abstract Algebra. Toronto: D.C. Heath and Company, 1994.

Jack of Oracle Tutoring by Jack and Diane Campbell River, BC.

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