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3.N
Number and Operations
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3.N.1
Understand numbers, ways of representing numbers, relationships among numbers and number systems
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3.N.1.A
read, write and compare whole numbers up to 10,000
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3.N.1.B
represents halves, thirds and fourths
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3.N.1.C
recognize equivalent representations for the same number and generate them by decomposing and composing numbers including expanded notation
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3.N.1.D
classify numbers by their characteristics, including odd and even
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3.N.2
Understand meanings of operations and how they relate to one another
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3.N.2.A
represent/ model a given situation involving multiplication and related division using various models including sets, arrays, areas, repeated addition/sub-traction, sharing and partitioning
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3.N.2.B
describe the effects of adding and subtracting whole numbers as well as the relationship between the two operations
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3.N.3
Compute fluently and make reasonable estimates
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3.N.3.A
represent a mental strategy used to compute a given multiplication problem up to 9 x 9
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3.N.3.B
use strategies develop fluency with basic number relationships (9 X 9) of multiplication and division
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3.N.3.C
apply and describe the strategy used to compute up to 3-digit addition or subtraction problems
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3.N.3.D
estimate and justify sums and differences of whole numbers
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3.A
Algebraic Relationships
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3.A.1
Understand patterns, relations and functions
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3.A.1.A
extend geometric (shapes) and numeric patterns to find the next term
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3.A.1.B
represent patterns using words, tables or graphs
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3.A.2
Represent and analyze mathematical situations and structures using algebraic symbols
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3.A.2.A
using all operations, represent a mathematical situation as an expression or number sentence
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3.A.2.B
use the commutative, distributive and associative properties for basic facts of whole numbers
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3.A.3
Use mathematical models to represent and understand quantitative relationships
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3.A.3.A
model problem situations, including multiplication with objects or drawings
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3.A.4
Analyze change in various contexts
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3.A.4.A
describe quantitative change, such as students growing two inches in a year
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3.G
Geometric and Spatial Relationships
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3.G.1
Analyze characteristics and properties of two- and three-dimensional geometric shapes and develop mathematical arguments about geometric relationships
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3.G.1.A
compare and analyze 2- dimensional shapes by describing their attributes (circle, rectangle, rhombus, trapezoid, triangle)
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3.G.1.C
predict the results of putting together or taking apart 2- and 3- dimensional shapes
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3.G.2
Specify locations and describe spatial relationships using coordinate geometry and other representational systems
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3.G.2.A
describe location using common language and geometric vocabulary (forward, back, left, right, north, south, east, west)
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3.G.3
Apply transformations and use symmetry to analyze mathematical situations
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3.G.3.A
determine if two objects are congruent through a slide, flip or turn
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3.G.3.C
identify lines of symmetry in polygons
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3.M
Measurement
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3.M.1
Understand measurable attributes of objects and the units, systems and processes of measurement
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3.M.1.A
identify, justify and use the appropriate unit of measure (linear, time, weight)
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3.M.1.C
tell time to the nearest five minutes
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3.M.1.D
determine change from $5.00 and add and subtract money values to $5.00
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3.M.2
Apply appropriate techniques, tools and formulas to determine measurements
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3.M.2.A
use a referent for measures to make comparisons and estimates
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3.M.2.C
determine the perimeter of polygons
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3.D
Data and Probability
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3.D.1
Formulate questions that can be addressed with data and collect, organize and display relevant data to answer them
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3.D.1.A
design investigations to address a given question
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3.D.1.C
read and interpret information from line plots and graphs (bar, line, pictorial)
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3.D.2
Select and use appropriate statistical methods to analyze data
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3.D.2.A
describe the shape of data and analyze it for patterns
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3.D.3
Develop and evaluate inferences and predictions that are based on data
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3.D.3.A
discuss events related to students' experiences as likely or unlikely
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