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Carnegie Chapter 1

math vocabulary chapter 1

array A rectangular arrangement that has an equal number of objects in each row and an equal number of objects in each column.
factor pair Two natural numbers other than zero that are multiplied together to produce another number.
distinct factors Factors that appear only once in a list.
perfect square A number that is the product of a distinct factor multiplied by itself is called a perfect square.
factor Each number that is multiplied to make a product.
multiple The product of a given whole number and another whole number.
Commutative Property of Multiplication Changing the order of two or more factors in a multiplication sentence does not change the product. For any numbers a and b, a X b = b X a.
divisible When one number can be "evenly" divided by a second number with no remainder.
area model A pictorial way of representing multiplication. The rectangle's length and width represent factors, while the area represents the product.
set A collection of numbers, geometric figures, letters, or other objects that have some characteristic in common.
Venn diagram A picture that illustrates the relationships between two or more sets.
prime numbers Numbers that are greater than one with exactly two distinct factors, 1 and the number itself.
composite numbers Numbers that have more than two distinct factors.
multiplicative identity The number 1. When it is multiplied by a second number, the product is the second number.
divisibility rules Tests for determining whether one positive whole number is divisible by another.
Created by: molnarmath