Absolute ValueDistance between a number and 0 on number line

Abundant NumberA number smaller than the sum of its divisors

Algebra A branch of math where letters represent numbers

Bar GraphVertical or horizontal bars that represent data

Bar NotationMethod of recording recurring decimals

Binary SystemNumber system using base number 2. Digits 0 & 1 are used to express each number.

Cardinal NumbersNumber of elements in finite/infinite sets

CoefficientA number that multiplies a letter (variable)

Collinear Points3 or 4 points lying on the same straight line

Deficient NumberAny number larger than the sum of its divisors

DenominatorBottom number of a fraction

DivisorThe dividing number

ElementAn item or member in a set

Even NumberAny number that can be divided by 2 like4, 10, 16

ExponentA tiny number to upper right of base number denoting the times the base number should multiply by itself.

FactorA number dividing into another number exactly

FormulaAn equation stating a rule

FunctionThe relationship between 2 variables

GallonEquals 3.78 litters

GeometryA study of angles, curves and lines in 2 & 3 dimensions

Googol1 followed by 100 zeros or 10 raised to 100thpower

Half-LifeAmount of time taken for a substance to diminish by half. Half life of isotope carbon-14 is 5730 years.

Hectare10, 000 square metres

Hectometre100 metres

IndexExponent

InfiniteUnlimited number or number without an end

IntegersAll negative & positive whole numbers and zero too

Jointly 1 variable directly proportional to other Proportional variables one at a time

Jump StrategyTo make a calculation, a jump is made along an empty number line by 10s and 1s

KilogramEquals 1000 grams

KilometreEquals 1000 metres

Least Common DenominatorSmallest whole number used as denominator for two or more fractions

LemmaA stepping stone for proof of a theorem

LinearReferring to a straight line

Mathematics (Math/Maths)Study of various calculations, numbers, quantities, shapes and space using symbols, equations and formulae.

Mixed NumberA whole number with a fraction like 7

MonomialA single term in algebraic expression

Negative IntegerA number less than zero but not a decimal or fraction

Number SentenceMath sentence using only symbols and numbers

NumeratorAny number above fraction line

Odd NumberAny number that cant be divided by 2 like 9, 15

Opposite NumbersTwo same numerals that have opposite signs like +57 and -57

OrdinalNumber referring to order like first, second, third

Palindrome NumberAny number that shows same value forwards & backwards like 666, 77477

Prime NumberAny number that is divided evenly by 1 and itself like 11, 19

Proper FractionA fraction where the numerator is lesser than its denominator like 6/8

QuadrilateralPolygon with 4 sides

Quantitative DataInformation that can be counted or measured

QuotientThe result of a division problem

RatioRelation or comparison between 2 quantities

RayA straight line having starting point but no end point

Reflex AngleAn angle that measures between 180 degrees and 360 degrees

SetGroup of items that are called elements

SpeedThe movement of something over a distance in a given time

Square rootA number that multiplies by itself produces original number

TangramA square that is cut into 7 pieces

TermA number in sequence, or a series, or part of algebraic equation

TrinomialAlgebraic expression with 3 terms

UnitA standard quantity like a pound is a unit of weight

Unit RateIn 2 measurements comparison one of the terms has value of 1

UnlikelyA probability outcome between 0 and 0.5

ValueNumerical amount

VariableA letter used to represent a number or numbers in equations and expressions

VolumeAmount of space

WholeAmount in total; all

Whole NumberA number from 0 to infinity

WidthBreadth

xA symbol referring to unknown quantity in equations

XRoman numeral for 10

X-axisHorizontal axis of a graph

Y-axisVertical axis of a graph

Y-interceptA point where a graph intersects the y-axis

YardEqual to 36 inches or 3 feet

Z-interceptA point where a graph intersects the z-axis

ZeroThe number that has no quantity. It is used as place holder. The 0 symbol was invented around 500 AD by Hindu mathematicians and not by Arabs.

Zero MatrixWhere all elements are equal to zero

Zero VectorA vector with zero magnitude (amount)