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2.1.0
Knowledge of Algebra, Patterns, and Functions
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2.1.A
Patterns and Functions
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2.1.A.1
Identify, describe, extend, and create numeric patterns
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2.1.A.1.a
Represent and analyze numeric patterns using skip counting by 2, 5, and 10 starting with any whole number and using whole numbers to 100
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2.1.A.1.b
Represent and analyze numeric patterns using skip counting backward by 10s starting with any 2-digit whole number
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2.1.A.1.c
Recognize a function table as a relationship between numbers
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2.1.A.1.d
Complete a function table with a given one-operation rule (+, -) using whole numbers
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2.1.A.2
Identify, copy, describe, create, and extend nonnumeric patterns
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2.1.A.2.a
Represent and analyze growing patterns that start at the beginning and show no more than 3 levels, and ask for the next level, using symbols, shapes, designs, and pictures
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2.1.A.2.b
Represent and analyze repeating patterns using 3 different objects in the core of the pattern
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2.1.A.2.c
Transfer a repeating pattern from one medium to 2 different media using no more than 3 different objects in the core of the pattern such as: red, green, red, green, ... A, B, A, B, ...
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2.1.B
Expressions, Equations, and Inequalities
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2.1.B.1
Write and identify expressions
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2.1.B.1.a
Represent numeric quantities using operational symbols (+, -) and whole numbers to 25
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2.1.B.2
Identify, write, and solve equations and inequalities
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2.1.B.2.a
Represent relationships using appropriate relational symbols (>, <, =) and operational symbols (+, -) with whole numbers to 100
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2.1.B.2.b
Find the missing number (unknown) in a number sentence using operational symbols (+, -) with whole numbers up to 50
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2.1.C
Numeric and Graphic Representations of Relationships
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2.1.C.1
Locate points on a number line
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2.1.C.1.a
Represent whole numbers up to 100 on a number line
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2.2.0
Knowledge of Geometry
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2.2.A
Plane Geometric Figures
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2.2.A.1
Recognize and apply the properties/attributes of plane geometric figures
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2.2.A.1.a
Identify and describe sides and corners
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2.2.A.1.b
Identify and describe quadrilaterals such as: squares, rectangles, rhombi
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2.2.A.1.c
Identify and describe polygons by the number of sides such as: triangles, squares, rectangles, hexagons, octagons
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2.2.A.1.d
Combine and subdivide squares, triangles, and rectangles to identify a new shape
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2.2.B
Solid Geometric Figures
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2.2.B.1
Analyze the properties of solid geometric figures
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2.2.B.1.a
Compare two- and three-dimensional shapes such as: square to a cube, square and rectangle to a rectangular prism.
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2.2.C
Representation of Geometric Figures
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2.2.C.1
Represent plane geometric figures
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2.2.C.1.a
Sketch plane figures
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2.2.D
Congruence
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2.2.D.1
Compare congruent figures
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2.2.D.1.a
Describe congruent figures as having the same size and shape
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2.2.E
Transformations
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2.2.E.1
Recognize a transformation
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2.2.E.1.a
Apply visualization and spatial reasoning in activities such as: tangrams
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2.2.E.1.b
Identify and demonstrate slides, flips, and turns
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2.2.E.2
Analyze geometric figures and pictures
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2.2.E.2.a
Recognize that basic shapes have several lines of symmetry
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2.2.E.2.b
Demonstrate symmetry in basic shapes and pictures by drawing 2 lines of symmetry
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2.3.0
Knowledge of Measurement
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2.3.A
Measurement Units
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2.3.A.1
Read customary and metric measurement units
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2.3.A.1.a
Read the scale on a ruler to identify length, in inches
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2.3.A.1.b
Tell time in intervals of 5 minutes using an analog clock
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2.3.A.1.c
Compare the same time on analog and digital clocks
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2.3.A.1.d
Read a thermometer to the nearest 5º (ºF and ºC) on a thermometer with a scale of 10° intervals
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2.3.A.1.e
Identify and compare the weight of objects to the nearest pound
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2.3.B
Measurement Tools
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2.3.B.1
Measure in customary and metric units
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2.3.B.1.a
Measure length of objects and pictures of objects using a ruler or tape measure to the nearest inch, centimeter, and foot
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2.3.B.1.b
Measure capacity of objects using cup, pint, quart, liter, and gallon
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2.3.B.1.c
Measure objects to the nearest pound and kilogram
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2.3.B.1.d
Select and use appropriate units of measure for length/height, weight, and capacity
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2.3.C
Applications in Measurement
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2.3.C.1
Apply measurement concepts
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2.3.C.1.a
Develop the concept of perimeter by counting units around a picture or geometric shape
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2.3.C.1.b
Develop the concept of area by counting square units within a picture or geometric shape
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2.3.C.2
Calculate to determine equivalent units
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2.3.C.2.a
Recognize equivalent units of 12 inches = 1 foot
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2.4.0
Knowledge of Statistics
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2.4.A
Data Displays
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2.4.A.1
Collect, organize, and display data
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2.4.A.1.a
Collect data by conducting surveys
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2.4.A.1.b
Collect data in tables
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2.4.A.1.c
Organize and display data to make pictographs using scales of 1:1 and 2:1
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2.4.A.1.d
Organize and display data to make single bar graphs
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2.4.B
Data Analysis
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2.4.B.1
Analyze data
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2.4.B.1.a
Interpret data contained in tables
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2.4.B.1.b
Interpret data contained in pictographs using scales of 1:1 and 2:1
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2.4.B.1.c
Interpret data contained in single bar graphs using a variety of categories and intervals of 1, 2, 5, and 10
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2.5.0
Knowledge of Probability
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2.5.A
Sample Space
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2.5.A.1
Identify possible outcomes
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2.5.A.1.a
Identify some possible outcomes that make up the sample space such as on a number cube rolling a 2
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2.6.0
Knowledge of Number Relationships and Computation/Arithmetic
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2.6.A
Knowledge of Number and Place Value
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2.6.A.1
Apply knowledge of whole numbers and place value
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2.6.A.1.a
Use concrete materials to compose and decompose quantities up to 100
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2.6.A.1.b
List multiple representations for a number
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2.6.A.1.c
Develop a sense of the size of a number in relation to other numbers
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2.6.A.1.d
Use the numbers of 10, 50, and 100 as anchors in relationship to other numbers
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2.6.A.1.e
Read, write, and represent whole numbers using models, symbols, and words through 1000
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2.6.A.1.f
Express whole numbers up to 999 using expanded form
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2.6.A.1.g
Identify the place value of a digit in whole numbers up to 999
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2.6.A.1.h
Compare and order whole numbers up to 999 using words and relational symbols (>, <, =)
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2.6.A.1.i
Estimate quantities up to 100 using a reference point such as 10 and the terminology "about"
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2.6.A.1.j
Count forward by 2s, 5s, and 10s starting with numbers other than one
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2.6.A.1.k
Count backward by 2s, 5s, and 10s from a multiple of that number
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2.6.A.1.l
Use ordinal numbers to indicate position up to thirty-first
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2.6.A.2
Apply knowledge of fractions
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2.6.A.2.a
Read, write, and represent fractions as parts of a single region using symbols or models with denominators of 2, 3, or 4
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2.6.A.2.b
Read, write, and represent halves or fourths as parts of a set using symbols, words, and models
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2.6.A.3
Apply knowledge of money
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2.6.A.3.a
Determine the value of a given set of mixed currency up to $10
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2.6.A.3.b
Represent money amounts up to $10
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2.6.A.3.c
Compare the value of 2 sets of mixed currency up to $10
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2.6.B
Number Theory
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2.6.B.1
Apply number relationships
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2.6.B.1.a
Build and describe models of even and odd numbers using concrete materials, and discuss the models
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2.6.C
Number Computation
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2.6.C.1
Analyze number relations and compute
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2.6.C.1.a
Demonstrate proficiency with addition and subtraction basic facts using a variety of strategies
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2.6.C.1.b
Add no more than 3 whole number addends with no more than 2 digits in each addend and a sum of no more than 100
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2.6.C.1.c
Subtract whole numbers with no more than 2 digits in the minuend or the subtrahend
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2.6.C.1.d
Solve word problems based on addition or subtraction situations
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2.6.C.1.e
Write word problems for addition and subtraction situations
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2.6.C.1.f
Add and subtract money amounts up to $1
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2.6.C.1.g
Apply the concept of inverse operations to addition and subtraction
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2.6.C.1.h
Build equal groups to model multiplication
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2.6.C.1.i
Build groups that share equally for division
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2.6.C.2
Estimation
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2.6.C.2.a
Determine the reasonableness of sums and differences
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