Bridges Math, 5th Grade, Unit 7 Vocabulary

array

an arrangement consisting of equal rows and equal columns​

decimal

relating to powers of 10; also, a fraction with a denominator that is a power of 10, often expressed using digits and a decimal point​

dimension

the length, width, or height of a figure​

divide

to break or split into equal parts; to determine how many times one number goes into another​

dividend

the number that will be divided in a division problem​
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divisor

the number in a division problem that divides the dividend​

equation

a mathematical statement asserting that two quantities have the same value​

estimate

a close guess of the actual value, usually based on some thought or rough calculation; to make an approximate or rough count, measurement, or calculation​

exponent

a number or symbol that indicates the power to which the base number is raised; for example, in this expression, the exponent 2 indicates that 3 is raised to the second power​

expression

one or more mathematical symbols that represent a number or quantity; expressions do not include equality or inequality signs​

fraction

a number expressed as some number of equal parts of a whole​

hundredth

one of 100 equal parts of a whole (1⁄1 or 0.01)​

mile (mi.)

a customary unit equal to 5,280 feet​

multiple

a number that is the product of a given whole number and any other whole number; a number that may be divided by a given number without a remainder; for example, 3, 6, and 12 are multiples of 3​

multiply

to find the product of​

operation

any procedure—such as addition, subtraction, multiplication, and division—in which numbers are acted upon according to a set of rules​

parentheses

curved marks used to group mathematical symbols​
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pattern

a collection of numbers, shapes, or objects that forms a consistent or characteristic arrangement​

product

the result of multiplying two or more numbers; in the array model, the product is the area of the array​

quotient

the result or answer in division; the number of times one quantity goes into another​

ratio table

a model that represents equivalent ratios; can be used as a tool to solve problems that involve multiplication, division, fractions, and proportions​

ratio

a comparison of two numbers using division, often expressed as a fraction​

remainder

the number left over when one whole number is divided by another whole number​

tenth

1 of 10 equal parts of a whole (1⁄1 or 0.1)​

thousandth

1 of 1,000 equal parts of a whole (1⁄1 or 0.001)​

unit fraction

a fraction with a numerator of 1​

whole number

a number such as 0, 1, 2, 3; one of the positive integers or 0