multiply verb To increase greatly in number or amount, or to combine numbers through multiplication. Rabbits multiply quickly, so a small population can grow within a single season. + multiplication noun A mathematical operation that combines two or more numbers to find their total product. Students practiced their multiplication tables every morning before starting the day's lessons. + factor noun A number multiplied by another number to produce a product; for integers, a factor divides another integer without a remainder. In 3 × 8 = 24, both 3 and 8 are factors of 24. + product noun The result of multiplying numbers or expressions. The product of 6 and 7 is 42. + array noun An impressive, organized display or collection of a large number of things. The bakery window showed an array of pastries in every imaginable flavor. + times preposition Multiplied by; used to indicate that one number is being multiplied by another. Five times four equals twenty, a fact she memorized early in school. + groups noun The plural of group: two or more separate collections of people or things gathered or classified together. The teacher split the class into four groups for the science project. + equal adjective The same in amount, value, status, or rights as something or someone else. The two runners crossed the finish line at exactly equal times. + repeated adjective Done, said, or happening again and again, multiple times. Despite repeated warnings, he continued to ignore the safety rules. + addition noun The mathematical operation of combining numbers to find their sum. Use addition to find the total cost of the two tickets. + multiple noun A number obtained by multiplying a given number by an integer. Twenty-four is a multiple of 6 because 6 × 4 = 24. + double adjective Twice as much or as many, or consisting of two matching or corresponding parts. We ordered a double portion of fries because everyone at the table was starving. + triple verb To make something three times as large or numerous, or a thing consisting of three parts. The company tripled its profits after expanding into international markets. + square noun A flat shape with four equal straight sides and four right angles. He drew a square on the paper and measured each side carefully. + cube noun A three-dimensional solid shape with six equal square faces. The child stacked wooden cubes to build a small tower. + exponent noun In mathematics, a number placed above and to the right of another number, showing how many times it is multiplied by itself. In the expression 2 to the power of 3, the exponent 3 tells us to multiply 2 by itself three times. + base noun The lowest part or foundation of something that supports it, or a place from which operations are organized. Workers poured concrete for the base of the new bridge before winter arrived. + commutative adjective Describing an operation in mathematics where the order of the elements does not change the result. Addition is commutative because 2 plus 3 gives the same result as 3 plus 2. + associative adjective Relating to or involving mental or mathematical association between ideas or elements. Addition is associative, meaning the grouping of numbers does not change the sum. + distributive adjective Relating to distribution or division among a number of people or things, especially in grammar or mathematics. In grammar, words like each and every are called distributive pronouns because they refer to individual members of a group. + skip counting noun A method of counting forward or backward by a number other than one, such as by twos or fives. The class practiced skip counting by fives to reach one hundred quickly. + dividend noun A sum of money paid regularly by a company to its shareholders from its profits. The company increased its quarterly dividend after a strong year of sales. + divisor noun A number by which another number is divided. In the equation twenty divided by four equals five, four is the divisor. + quotient noun The result of dividing one number or expression by another. The quotient of 36 divided by 9 is 4. + inverse adjective Opposite in position, direction, order, or effect to something else. There is an inverse relationship between the price of a good and how much people buy. + equation noun A mathematical statement asserting that two expressions are equal in value. Students learned to solve for x in a simple linear equation. + variable noun A symbol that represents a value that may change or is not yet known. In x + 4 = 9, the variable x represents 5. + coefficient noun A numerical or constant factor that multiplies a variable in a mathematical expression. In the equation 3x + 2, the number 3 is the coefficient of x. + grid noun A pattern of evenly spaced horizontal and vertical lines forming squares, used for reference or organizing information. The map uses a grid to help readers locate streets by row and column. + table noun A piece of furniture with a flat top and legs, used for eating, working, or placing objects on. We gathered around the table for a family dinner on Sunday evening. +