# 4th Grade Module 3 Terminology

• Terminology

New or Recently Introduced Terms

§   Associative property [96 = 3 × (4 × 8) = (3 × 4) × 8]

§   Composite number (positive integer having three or more whole number factors)

§   Distributive Property [64 × 27 = (60 × 20) + (60 × 7) + (4 × 20) + (4 × 7)]

§   Divisor (the number by which another number is divided)

§   Partial product (e.g. 24 × 6 = (20 × 6) + (4 × 6) = 120 + 24)

§   Prime number (positive integer only having whole number factors of one and itself)

§   Remainder (the number left over when one integer is divided by another)

Familiar Terms and Symbols

§   Algorithm (steps for base ten computations with the four operations)

§   Area model (a model for multiplication problems, in which the length and width of a rectangle represent the factors)

§   Bundling, grouping, renaming, changing

§   Compare (to find the similarity or dissimilarity between)

§   Distribute (decompose an unknown product in terms of two known products to solve)

§   Divide/Division (e.g., 15 ÷ 5 = 3)

§   Equation (a statement that the values of two mathematical expressions are equal using the = sign)

§   Factors (numbers that can be multiplied together to get other numbers)

§   Mixed units (e.g., 1 ft 3 in, 4 lb 13 oz)

§   Multiple (product of a given number and any other whole number)

§   Multiply/Multiplication (e.g., 5 × 3 =15)

§   Perimeter (length of a continuous line forming the boundary of a closed geometric figure)

§   Place value (the numerical value that a digit has by virtue of its position in a number)

§   Product (the result of multiplication)

§   Quotient (the result of division)

§   Rectangular array (an arrangement of a set of objects into rows and columns)

§   ___ times as many ___ as ___ (sentence frame)