Fourth Grade Mathematics Vocabulary List by Goals:



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Number and

Operations

1.01

number word

decimal

expanded

notation/form

standard

notation/form

written form

ten-thousands

place

thousands place

hundreds place

tens place

ones place

tenths place

hundredths

place

hundred boards

base ten blocks

compose

decompose

multiply

divide

product

quotient

sum

difference

rational number

factor

multiple

common

fraction

decimal fraction

denominator

numerator

mixed numbers

about

approximately

equivalent

number line

comparing:

less than 4 < 5

less than or

equal to 4 5

greater than

5 > 4

greater than or

equal to

5 4

equal to 4 = 4

1.02

01. vocabulary

arrays

fact

share

dividend

divisor

remainder

place value

ten-thousands

thousands hundreds

tens

ones

tenths

hundredths

dollars

cents

estimate

distribute

1.03

01. and 1.02

vocabularies

part-to-whole

equal shares

ratio

sum

difference

1.04

1.01, 1.02, and 1.03

vocabulary

ctlike/unlike

fraction bar

decimal

fractions

1.05

patterns

guess and

check

make a table/

graph/chart

make a

diagram/

picture

make an

organized list

work backwards

solve a simpler

problem

find a pattern

extra

information

representations

models

act out the

problem

Measurement

2.01

triangle

quadrilateral

parallelogram

trapezoid

square

rhombus

rectangle

regular polygon

pentagon

hexagon

octagon

decagon

side

angles

vertex/vertices

line segment

line

ray

square units

length

width

dimensions

grid paper

geoboards

rulers

2.02

2.01 vocabulary

polygon

square units

length

width

Geometry

3.01

x-axis

horizontal

y-axis

vertical

ordered pairs

origin

quadrant

diagonal

3.02

3.01 vocabulary

right angle

90°

Intersecting

equal distance

non-intersecting

parallel

perpendicular

plane

3.03

3.01 and 3.02

vocabularies

clockwise

vertical

horizontal

180°

pre-image

(before)

Image (after)

reflect (flip)

reflection

translate (slide)

translation

rotate (turn)

rotation

shift

move

A, A´

Data Analysis and Probability

4.01

chart

tally

Venn Diagram

circle graph

pictograph

line plot

bar graph

double bar

graph

line graph

trend

continuous data

numerical data

categorical

data

columns

rows

x-axis

y-axis

labels

titles

intervals

range of data

scale

4.02

4.01 vocabulary

ordered set of

data

center/middle

least/greatest

spread

typical

4.03

4.04

probability

likelihood

outcome

event

equally likely

impossible

certain

less likely

more likely

sample

space

permutation

combination

Algebra

5.01

function

machines

input

output

T-chart

pattern

table

variable

5.02

variable

equation

equivalent

expression

symbol

5.03

5.01 and 5.02

vocabulary

order of

operations

function

machines

input

output

multiplication forms:

2(3)

2· 3

2x3

Additional Recommended Vocabulary to maintain:

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Fourth Grade Mathematics Vocabulary List by Goals:

*Note: Many of the vocabulary words are repeated under different goals.

Helpful Websites:

- definitions with pictures

- English/Spanish version of DPI Standard Course of Study vocabulary definitions with pictures

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