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EQAO Terms
Grade 3
Language
Explain
To make an account clear, provide detail, give justification
Examples
To provide supporting detail that provides more information, or clarifies an opinion or
statement
Text
The main body of printed material, or reading
Support
Give examples or details that are consistent with the stated opinion or statement
Details
Facts that support a stated opinion or statement
Own Ideas
Use a student’s own experience or thoughts to further develop an idea or opinion
Math
General
Term
Table
Compare
Explain your thinking
Mental strategy
Results
Determines
Most appropriate
Expected
Estimate
Expressions
Equal
True
Justify
Greater/fewer
Represent
Outline
Describe/Best describe
Problem
Value
Set
Chart
Statement
Total value
Section
Model
Purchase
Congruent
Order
Greatest
Figure
Consider
Collection
Shades
Bundle
Loose
Indicate
Definition
An organization tool to represent information
To look at two or more items and discuss what is the same
and what is different about them
To include justification of your thoughts, why did you do
what you did
A strategy that one does in their heads, without using a
physical tool (i.e., pencil, calculator, manipulative)
The consequence or outcome
To find something out
The choice that is closest to correct, may not be exactly
correct
What is believed to happen
A guess based on mathematical thinking
A Number sentence that does not include an equal sign
The same as something else
Accurate, a statement that is true is accurate
Giving explanation for your work or thinking
More than, less than
To show in pictures, or numbers
The outer edge of a shape; or a general plan
Give examples of; to represent something; to explain
something by giving details of its characteristics
A question or puzzle that needs to be solved
A numerical quantity assigned to a symbol
A group, of numbers, objects, etc
An organizational tool
An expression
The collective value of a group of numbers
A particular area or region
A physical representation
To buy or obtain, exchanging money for goods
The same; in size and shape
An arrangement of items, relative to each other
The most
A diagram, or picture
Look at, think about
A group of items bearing similarity
Colours in,
A group of items
Items that are not bundled
Point to something; to single out a selection
Number Sense & Numeration
Term
Fact family
Number sentence
Unit
Definition
A group of numbers that have mathematical connections, e.g.,
2+3=5; 3+2=5; 5-3=2
A numerical expression, e.g., 2+3=5
A standard measurement
Patterning
Term
Pattern
Skip Count
Sequence
Rule
Definition
A repetitive arrangement
To count forwards or backwards by a given quantity
A number of things arranged in a specific order
A mathematical procedure for performing an operation or
solving a problem
Geometry & Spatial Sense
Term
Symmetrical
Faces
Rhombus
Geometric
Reflection
Translation
Rotation
Parallelogram
Quadrilateral
Transformation
Edges
Vertices
Line of symmetry
Definition
Something that has symmetry; can be divided into equal parts
A plane surface of a 3D object
A parallelogram that has 4 equal sides and oblique angles
Pertaining to geometry; or shapes
A mirror image
Moving an object without turning or giving its mirror image
Turning an object
A 2D shape with 4 sides: opposite sides are equal and parallel,
opposite angles are equal
A 2D shape with 4 sides
A movement of an object
A line where two surfaces meet
A point where edges meet
A line that bisects an object into equal parts
Data Management & Probability
Term
Definition
A study or poll, asking questions of a sample population
Survey
An explanatory list of symbols used
Key
To count items, keep record of
Tallies, tallied
Most frequently occurring
Mode
A graph that uses pictures, has a key
Pictograph
Information
Data
A diagram that is used to show relationships in data
Graph
Most likely, likely, unlikely Probability terms to describe frequency
A diagram with axes, used to plot points
Coordinate grid
The direction traveled
Route
Measurement
Term
Mass, volume, capacity
Grid
Distance
Area
Perimeter
oC
Definition
Measurement terms, of solid objects, or objects that take
up space
A diagram that has axes, or lines, used to represent objects
The length of space between two objects
The measurement of a surface
The distance around the outline of an object
A unit of measurement; used to measure temperature