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3. multiplication-an arithmetic operation that is the inverse of division; the product of two numbers is computed; the multiplication of four by three gives twelve; four times three equals twelve. times. arithmetic operation-a mathematical operation involving numbers.
Page Content. The first meaning for multiplication is developed for equal groups situations, calculated by repeated addition. For example, in the early years of school, 4 Ã 3 is interpreted as 4 groups of 3 and it is calculated by repeated addition first and later by fluent use of multiplication tables. Equal Groups: A first meaning for multiplication and division. Multiplication: 4 equal groups of 3 stars, so 12 altogether.