G3 NH SAS Math Vocabulary

$ in front of dollar amount

this symbol, before a number, means that the quantity is an amount of dollars

a.m. (time of day)

times of day between midnight to noon are noted with this abbreviation which comes from the Latin Ante meridiem and means before noon or midday.

p.m. (time of day)

times of day between noon to midnight are noted with this abbreviation which comes from the Latin Post meridiem and means afternoon or midday.

add(s)

to find the total, or sum, by combining two or more numbers

area

a measure of how much space there is on a flat surface

array

an arrangement of objects, pictures, or numbers in rows and columns

bar graph

a graphic means of quantitative comparison by rectangles with lengths proportional to the measure of the data or things being compared

block(s) (as distance unit)

as distance unit

centimeters (cm)

a unit of length in the metric system which is equal to 0.01 meter or 1/100 of 1 meter. It is represented by “cm” in short form

closest to

almost or nearly

column

a vertical arrangement of objects or numbers in an array or a table.

create (write)

to bring into existence

data

a collection of numbers or values that relate to a particular subject

denominator

the part of a fraction that is below the line and that functions as the divisor of the numerator

difference

the result of subtracting one number from another, how much one number differs from another

digit

any of the Arabic numerals 1 to 9 and usually the symbol 0

divide/divided

to split into equal parts or groups

double

to have two of something, or to multiply by 2

DVD

an optical disc using a high-capacity format and containing especially a video recording (such as a movie) or computer data

eighths

one of eight equal parts of something

equal areas

when the measures of how much space there is on a flat surface is the same value

equals/equal to

when two (or more) things are the same value, represented by the sybol =

equation(s)

a number sentence with an 'equal to' symbol between two expressions that have equal values

equivalent fractions

fractions that represent the same value, even though they look different

estimate

to get a ballpark answer or rough answer, an approximate calculation

even number

a whole number that is able to be divided by two into two equal whole numbers

exact number

a value that is known with complete certainty

expression

a group of numbers and variables, with a minimum of two numbers or variables and at least one math operation, with no equal sign

factor

numbers we can multiply together to get another number

feet

a unit of length (or distance) in US units equal to 12 inches. The abbreviation is: ft. Or sometimes the single quote mark: '

fourths

one of four equal parts of something

fraction

a number that is used to represent the portion/part of a whole; it represents the equal parts of the whole

fractional part of

part of the number after the decimal

grams (g)

a unit of mass in the metric system defined as one thousandth (1 x 10-3) of a kilogram

graph (bar graph)

a pictorial representation or a diagram that represents data or values in an organized manner

greater than

when the variable or number is more than the given limit, represented by the symbol >

greatest

when comparing three or more values, this is the largest in size, amount, or degree

growing number pattern

when a set of values increases (or decreases) by a constant unit

hour

a period of time equal to 1/24 (a twenty-fourth) of a day or 60 minutes

in all

another way to express addition (sum, altogether, all, in all, together, total, total number, add, increase, increased by, more than)

inch(es)

a unit of measurement of length equal to 1/12 foot

input/output table

a table that shows the relationship between sets of numbers that always follow the same rule

key (e.g. x = running allowed or |--| = 1 unit

a note that explains the meaning of each symbol on a graph

kilograms (kg)

a metric measure of mass abbreviated as kg. 1 kg = 1,000 grams

least

when comparing three or more values, this is the smallest in size, amount, or degree

least/greatest possible

the least/greatest value among all possible ones

less than

when the variable or number is less than the given limit, represented by the symbol <

line plot

a graph that displays data with the help of symbols above a number line showing the frequency of each value. It is used to organize the data in a simple way and is very easy to interpret

liters (l)

a metric unit of volume primarily used to measure liquids, abbreviated by “L” or “l”

make equation true

to make sure that the values on each side of the equals sign are the same

mile(s)

a unit of length equals 5,280 feet, it is equal to 1.6093 km

minute

a unit of time equal to 60 seconds

model (picture or diagram)

a visual representation of mathematical concepts that help illustrate complex situations

model (represent)

the process of creating a mathematical representation of a real-world scenario to make a prediction or provide insight

more than/less than enough

inadequate amount

multiple

the product result of one number multiplied by another number

multiply

to add equal groups

nearest ten

to round off a number to the nearest tens, look at the ONES DIGIT of the number

nearest hundred

to round off a number to the nearest hundreds, look at the TENS DIGIT of the number

number

an arithmetic value used to represent quantity

number line

a line of infinite extent whose points correspond to the real numbers according to their distance in a positive or negative direction from a point arbitrarily taken as zero

number sentence

a number sentence is a mathematical sentence made up of numbers and symbols

numerator

the part of a fraction that is above the line and signifies the number to be divided by the denominator

odd number

a whole number that is not able to be divided by two into two equal whole numbers

pattern

shapes or numbers ordered by a rule so that what comes next can be predicted

pennies

a coin representing one penny

perimeter

the distance around the boundary of a 2-dimensional figure

picture graph

a graph constructed with pictures or symbols

place value

the value of the place of a digit in a numeral

product

the number or expression resulting from the multiplication together of two or more numbers or expressions

quadrilateral

a polygon of four sides

quotient

the number resulting from the division of one number by another

rectangle

a parallelogram all of whose angles are right angles

rectangular

shaped like a rectangle

related to

to connect (something) with (something else)

rhombus

a parallelogram with four equal sides and sometimes one with no right angles

round/rounds to

approximately correct

rounded

to round a number up or down in a particular decimal place, depending on which approximation is closer to the actual value.

row

a number of objects arranged in a usually straight line

shape

spatial form or contour

sixths

one that is number six in a series

solve/solved

to find a solution, explanation, or answer for

square

a rectangle with all four sides equal

square centimeters (cm2)

a unit of area equal to a square one centimeter long on each side

square units

raised to the second power

steps (in solving problem)

a stage in a process

subtract(s)

to take away by or as if by deducting

symbol (

show the relationship between quantities

table (chart)

a sheet giving information in tabular form

table (multiplication or addition)

a systematic arrangement of data usually in rows and columns for ready reference

time

the measured or measurable period during which an action, process, or condition exists or continues

time intervals

a set of real numbers between two numbers either including or excluding one or both of them

total of

to add up

triangle

a polygon having three sides

unit(s)

a single quantity regarded as a whole in calculation

use of ( ) in simplifying an expression

a mathematical or logical symbol or a meaningful combination of symbols

using a given letter (variable) in creating an equation

a quantity that may assume any one of a set of values

whole number

any of the set of nonnegative integers