Vocabulary Grades K-6

Grade K

Topic 1Lesson 1 one

twothreecount

Lesson 3 numberLesson 4 four

fiveTopic 2

Lesson 1 more (than)fewer (than)same as same number ofcolumnrow

Lesson 2 1 more2 more

Lesson 3 1 fewer (than)2 fewer (than)

Lesson 4 zeronone

Lesson 6 as manyLesson 7 orderLesson 8 first

secondthirdfourthfifth

Lesson 9 fewestmost

Topic 3Lesson 1 six

sevenLesson 3 eight

nineLesson 5 tenLesson 7 growing pattern

Topic 4Lesson 1 greater

lessLesson 9 order

number lineforwardbackward

Topic 5 Lesson 1 eleven

twelveLesson 2 thirteen

fourteenfifteen

Lesson 3 sixteenseventeen

Lesson 4 eighteennineteentwenty

Topic 6Lesson 2 aboutLesson 3 hundred chart

rowcolumn

Lesson 5 count by 2scount by 5scount by 10s

Topic 7Lesson 1 number story

joinin all

Lesson 3 all togetherLesson 4 add

plus signLesson 5 equal sign

sumLesson 6 addition

sentenceTopic 8

Lesson 1 liftseparate

Lesson 2 take away

Lesson 5 minus sign (-)subtract

Lesson 6 differenceLesson 7 subtraction

sentenceTopic 9

Lesson 1 wholepart

Topic 10Lesson 3 How many more?

Topic 11Lesson 1 double ten-frame

setTopic 12

Lesson 2 lengthshorter (than)longer (than)as long as (same length as)

Lesson 3 longestshortest

Lesson 5 heighttaller (than)as tall as

Lesson 6 tallestLesson 7 holds more

holds lessemptyfullmost least

Lesson 8 weightlighter (than)weighs lessheavier (than)

Topic 13Lesson 1 same (alike)

differentLesson 2 sort

does not belongLesson 5 sorting ruleLesson 6 real graphLesson 7 picture graph

Topic 14Lesson 1 rectangle

sidecorner

Lesson 2 squareLesson 3 circleLesson 4 triangleLesson 5 hexagonLesson 6 cone

cylinderspherecube

Lesson 7 flat surfaceTopic 15

Lesson 1 inside (in)outside (out)

Lesson 2 above (over)below (under)on (top of)

Lesson 3 in front ofbehindnext tobeside

Lesson 4 leftright

Topic 16Lesson 1 same size

same shapeLesson 3 roll

stackslide

Step-Up to Grade 1 Lessons VocabularyLesson 1 add, sum, addition sentence, plus (+), equals(=)Lesson 2 joinLesson 3 order, addendLesson 4 subtract, difference, subtraction sentence, minus sign, equal signLesson 5 take awayLesson 6 fact familyLesson 7 tensLesson 9 sort, side, cornerLesson 10 flat surface, vertex (vertices)

Grade 1

Topic 1Lesson 2 in all

insideoutside

Lesson 3 partwholedouble

Lesson 5 plus (+)addsumaddition sentenceequals (=)

Lesson 6 joinLesson 7 order

addendTopic 2

Lesson 1 missing partLesson 4 subtract

differencesubtraction sentenceminus signequal sign

Lesson 5 take awayLesson 6 compareLesson 10 same amount

Topic 4Lesson 3 near doubleLesson 6 2 less than

1 less than0 less than

Topic 5Lesson 2 doubles plus 1Lesson 3 doubles plus 2

Topic 6Lesson 3 related factsLesson 4 fact family

Topic 7Lesson 4 digit

rowcolumn

Lesson 5 skip countTopic 8

Lesson 2 tens

Lesson 3 onesdigit

Lesson 5 break apart a tenTopic 9

Lesson 1 1 more1 less10 more10 less

Lesson 3 equal to (=)less thangreater than

Topic 10Lesson 5 regroup

Topic 11Lesson 5 regroup

Topic 12Lesson 1 longest

shortestLesson 2 taller

shorterLesson 3 estimate

measureTopic 13

Lesson 1 hour handhourminute handminuteo’clock

Lesson 3 half hourLesson 4 schedule

Topic 14Lesson 2 picture graphLesson 3 bar graphLesson 4 tally mark

dataTopic 15

Lesson 1 plane shapeshexagontrapezoid

Lesson 3 sortsidecorner

Lesson 6 solid figurecuberectangular prismsphere

cylindercone

Lesson 7 flat surfacevertex (vertices)

Lesson 9 pyramidTopic 16

Lesson 1 equal partsLesson 3 halves

fourthsquartershalf of fourth ofquarter oftwo offour of

Step-Up to Grade 2 Lessons VocabularyLesson 1 hundreds, thousandLesson 3 expanded form, standard formLesson 4 compare, greater than (>), less than (<)Lesson 8 length, width, height, inch (in.), nearest inchLesson 9 centimeter (cm), nearest centimeterLesson 10 unit, foot (ft), yard (yd), feet (ft)

Grade 2

Topic 1Lesson 1 part

wholeaddsumaddition sentenceplus (+)equals (=)

Lesson 2 joinLesson 3 subtract

differencesubtraction sentenceminus (-)

Lesson 4 separateLesson 5 more

fewerLesson 6 related

fact familyTopic 2

Lesson 2 doublesLesson 3 near doublesLesson 4 addendLesson 7 number sentence

Topic 4Lesson 2 array

Topic 5Lesson 2 digits

number wordLesson 3 > (greater than)

< (less than)= (equal to)

Lesson 4 beforeafter

Lesson 6 evenodd

Topic 6Lesson 1 mental math

tens digitLesson 2 next ten

Topic 8Lesson 1 regroup

Topic 10 Lesson 1 hundredsthousand

Lesson 3 expanded form

standard formnumber word

Lesson 7 compareLesson 8 order

Topic 12Lesson 1 sphere

solid figurepyramidflat surfacecylinderfaceconeedgecubevertex (vertices)rectangleprism

Lesson 2 plane shapescirclesquaretrianglerectanglepolygon

Lesson 3 anglesidequadrilateralpentagonhexagon

Lesson 4 trapezoidparallelogram

Lesson 6 rowscolumns

Lesson 7 equalunequalhalvesthirdsfourths

Topic 13Lesson 1 half-dollar

quarterdimenickelpenny coinscents (¢)

Lesson 2 greatest value

least valueLesson 3 dollar bill

dollar coindollar signdecimal point

Lesson 5 tally markTopic 14

Lesson 3 estimateTopic 15

Lesson 1 unitLesson 2 length

inch (in.)widthheightnearest inch

Lesson 3 centimeter (cm)nearest centimeter

Lesson 4 foot (ft)yard (yd)

Lesson 5 meter (m)Topic 16

Lesson 1 minute handminutehour handhourhalf hour

Lesson 2 quarter pasthalf pastquarter to

Lesson 3 bar graphdata

Lesson 4 Line PlotLesson 5 symbol

pictograph

Step-Up to Grade 3 Lessons VocabularyLesson 3 divide, divided by (÷), division sentenceLesson 5 fractionLesson 7 setLesson 9 polygon, triangle, side, quadrilateral, vertex, pentagon, hexagon,

octagon

Grade 3

Topic 1Lesson 1 digits

place valuestandard formexpanded formword form

Lesson 3 periodLesson 6 compareLesson 7 order

Topic 2Lesson 1 addends

sumCommutative (Order) Property of AdditionAssociative (Grouping) Property of AdditionIdentity (Zero) Property of Addition

Lesson 2 fact familydifference

Lesson 5 roundLesson 6 estimate

compatible numbersLesson 8 equation

Topic 4Lesson 1 multiplication

factorsproduct

Lesson 2 arrayLesson 3 Commutative (Order) Property of Multiplication

Topic 5Lesson 1 multiplesLesson 3 Identity (One) Property of Multiplication

Zero Property of MultiplicationLesson 4 multiple

Topic 6Lesson 1 Distributive PropertyLesson 6 Associative (Grouping) Property of Multiplication

Topic 7Lesson 1 division

Topic 8Lesson 1 dividend

divisorquotient

Topic 9Lesson 1 halves

thirdsfourthsfifthssixthseighthstenthstwelfths

Lesson 2 fractionunit fractionnumeratordenominator

Lesson 4 unit fractionLesson 5 mixed numbersLesson 6 benchmark fractions

Topic 10Lesson 5 equivalent fractions

simplest formTopic 11

Lesson 1 pointlineline segmentintersecting linesparallel lines

Lesson 2 rayanglevertex (of an angle)right angleperpendicularacute angleobtuse angle

Lesson 3 polygonsidevertex (of a polygon)diagonaltrianglequadrilateralpentagonhexagonoctagondecagon

Lesson 4 equilateral triangleisosceles trianglescalene triangleright triangleacute triangleobtuse triangle

Lesson 5 trapezoidparallelogramrectanglerhombussquare

Topic 12Lesson 1 hour

half hourquarter hourminutesecondsA.M.P.M.

Lesson 4 elapsed timeTopic 13

Lesson 1 perimeterLesson 2 mile

Topic 14Lesson 1 areaLesson 2 square unit

Topic 15Lesson 1 capacity

cuppintquartgallon

Lesson 2 milliliter (mL)liter (L)

Lesson 3 massgram (g)kilogram (kg)

Lesson 4 weightouncepoundton

Topic 16Lesson 1 line plotLesson 3 pictograph

keybar graphscale

Step-Up to Grade 4 Lessons VocabularyLesson 2 partial products

Grade 4

Topic 1Lesson 1 array

productfactors

Lesson 2 multipleLesson 3 Commutative Property of Multiplication

Zero Property of Multiplication Identity Property of Multiplication

Lesson 4 Distributive PropertyLesson 7 inverse operations

fact familyTopic 2

Lesson 1 repeating patternTopic 3

Lesson 1 digitsplace valuestandard formexpanded formword form

Lesson 3 compareTopic 4

Lesson 1 breaking apartcompensationcounting onCommutative Property of AdditionAssociative Property of AdditionIdentity Property of Addition

Lesson 4 inverse operationsTopic 5

Lesson 3 partial productsLesson 4 compensation

Topic 7Lesson 4 compatible numbers

Topic 9Lesson 4 remainder

Topic 11Lesson 2 prime number

composite numberLesson 4 fraction

equivalent fractionsnumeratordenominator

Lesson 6 benchmark fractions

Topic 12Lesson 6 mixed number

improper fractionTopic 13

Lesson 1 unit fractionLesson 9 tenth

hundredthdecimal point

Topic 14Lesson 1 inch

footyardmile

Lesson 2 capacityLesson 3 weight

ouncepoundton

Lesson 6 millimetercentimeterdecimetermeterkilometer

Lesson 7 milliliterliter

Lesson 8 massgramkilogram

Topic 15Lesson 4 line plot

Topic 16 Lesson 1 point

lineplaneparallel linesintersecting linesperpendicular lines

Lesson 2 line segmentrayangleright angleacute angleobtuse anglestraight angle

Lesson 3 degreeunit angle

angle measureLesson 5 protractorLesson 7 polygon

sidevertextrianglequadrilateralpentagonhexagonoctagon

Lesson 8 equilateral triangleisosceles trianglescalene triangleright triangleacute triangleobtuse triangle

Lesson 9 rhombustrapezoidparallelogramrectanglesquare

Lesson 10 symmetricline of symmetry

Step-Up to Grade 5 Lessons VocabularyLesson 1 distributive propertyLesson 2 variable, algebraic expressionLesson 5 roundingLesson 8 reciprocalsLesson 10 volume, cubic unit

Grade 5

Topic 1Lesson 1 digits

valuestandard formexpanded formword form

Lesson 4 equivalent decimalsTopic 2

Lesson 1 Commutative Property Associative Propertycompatible numberscompensation

Lesson 2 roundingTopic 3

Lesson 1 Commutative Property of MultiplicationAssociative Property of MultiplicationIdentity Property of MultiplicationZero Property of Multiplication

Lesson 2 factorsproductmultiple

Lesson 3 underestimateoverestimate

Lesson 4 exponential notationexponentbasestandard formexpanded formsquaredcubedpower

Lesson 5 Distributive PropertyLesson 7 partial products

Topic 4Lesson 1 dividend

divisorquotient

Topic 8Lesson 1 variable

AlgebraicExpression

Lesson 2 order of operationsLesson 7 corresponding

sequence

termLesson 8 algebraic expression

variableTopic 9

Lesson 1 equivalent fractionsLesson 2 simplest formLesson 3 benchmark fractionLesson 5 common multiple

least common multiple (LCM)Lesson 6 common denominatorLesson 7 least common denominator (LCD)

Topic 10Lesson 1 proper fraction

improper fractionmixed number

Topic 11Lesson 7 resizing

scalingLesson 9 reciprocal

Topic 12Lesson 1 three-dimensional

cubefaceedgevertex (plural: vertices)prismcylinderconepyramid

Lesson 4 volumecubic unit

Topic 14Lesson 1 line plot

outlierLesson 2 survey

datasamplefrequency tableline plot

Topic 15Lesson 1 polygon

regular polygontriangle quadrilateralpentagonhexagon

octagonLesson 2 equilateral triangle

isosceles trianglescalene triangleright triangleacute triangleobtuse triangle

Lesson 3 parallelogramtrapezoid rectanglerhombussquare

Lesson 6 generalizationTopic 16

Lesson 1 coordinate gridx-axisy-axisoriginordered pairx-coordinatey-coordinate

Step-Up to Grade 6 Lessons VocabularyLesson 1 ratio, termsLesson 2 rate, unit rateLesson 3 proportionsLesson 7 greatest common factor (GCF)Lesson 8 input/output tableLesson 9 Commutative Property of Addition, Commutative Property of

Multiplication, Associative Property of Addition, Associative Property of Multiplication, Identity Property of Addition, Identity Property of Multiplication

Grade 6

Topic 1Lesson 1 expanded form

trillionLesson 3 base

exponentpowerexponential form

Lesson 4 decimalTopic 2

Lesson 1 variablecoefficientalgebraicexpression

Lesson 2 Commutative Property of AdditionCommutative Property of MultiplicationAssociative Property of AdditionAssociative Property of MultiplicationIdentity Property of AdditionIdentity Property of Multiplication

Lesson 3 order of operationsLesson 4 Distributive PropertyLesson 6 evaluate

substitutionLesson 7 input/output table

Topic 3Lesson 1 estimateLesson 3 compatible

numbersLesson 9 inequality

Topic 4Lesson 1 equation

Addition Property of EqualitySubtraction Property of EqualityMultiplication Property of EqualityDivision Property of Equality

Lesson 2 inverse relationshipTopic 5

Lesson 1 multipledivisible

Lesson 2 prime numbercomposite numberprime factorization

Lesson 3 greatestcommon factor

Lesson 4 fractionnumeratordenominator

Lesson 5 equivalent fractionsLesson 6 simplest formLesson 7 conjecture

Topic 6Lesson 3 proper fraction

improper fractionmixed number

Lesson 4 terminating decimalrepeating decimal

Topic 7Lesson 1 like denominatorsLesson 2 common multiple

least common multiple (LCM)Lesson 3 unlike denominators

least common denominator (LCD)Topic 9

Lesson 2 reciprocalsTopic 10

Lesson 1 oppositesintegersabsolute value

Lesson 3 rational numberLesson 9 coordinate plane

x-axisy-axisquadrantsordered pairorigin

Topic 11Lesson 1 point

linerayline segmentcongruent line segmentsmidpointintersecting linesplaneparallel linesperpendicular lines

Lesson 2 vertexacute angleright angleobtuse angle

straight angleLesson 3* vertical angles

congruent anglesadjacent anglescomplementary anglessupplementary angles

Lesson 4 acute triangleright triangleobtuse triangleequilateral triangleisosceles trianglescalene triangle

Lesson 5 trapezoidparallelogramrhombusrectanglesquare

Lesson 6* circlediameterradiuschordcentral anglearcsector

Lesson 7* congruent figurestranslationreflectionglide reflectionrotation

Lesson 8* reflection symmetryline of symmetryrotational symmetry

Topic 12Lesson 1 ratio

termsLesson 2 proportionLesson 3 rate

unit rateLesson 5 formula

Topic 13Lesson 6* scale drawing

scaleTopic 14

Lesson 1 percentTopic 15

Lesson 4 T-table

linear equationLesson 5* dependent variable

independent variableTopic 16

Lesson 1 capacityLesson 2 meter

gramliterkilo-centi-milli-

Topic 17Lesson 1 perimeterLesson 2 areaLesson 4* circumference

Topic 18Lesson 1 cone

cylinderedgefacesnetpolyhedronprismpyramidspherevertex

Lesson 3 volumeTopic 19

Lesson 1 statistical questionLesson 2 data distribution outlierLesson 3 mean

averageLesson 4 median

moderange

Lesson 5 frequency tablehistogram

Lesson 6 box plotquartiles

Lesson 7 absolute deviationinterquartile range (IQR)mean absolute deviation

*Step-Up to Grade 7 Lessons Vocabulary