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2.1.0
Numbers, Number Sense, and Computation
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2.1.2.1
Place Value
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2.1.2.1.1
Identify, use, and model place value positions of 1's, 10's and 100's.
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2.1.2.1.2
Identify the value of a given digit in the 1's, 10's and 100's place.
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2.1.2.2
Fractions
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2.1.2.2.1
Identify equal parts of a whole.
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2.1.2.2.2
Identify and model the unit fractions 1/2 and 1/4 as equal parts of a whole or sets of objects.
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2.1.2.3
Comparing and Ordering
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2.1.2.3.1
Read, write, compare, and order numbers from 0 - 999.
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2.1.2.3.2
Identify ordinal positions first to twentieth.
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2.1.2.3.3
Read and write number words to 20.
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2.1.2.3.4
Create, compare, and describe sets of objects and numbers from 0 - 999 as greater than, less than, or equal to (>, <, =).
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2.1.2.4
Counting
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2.1.2.4.1
Use number patterns to skip count.
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2.1.2.5
Facts
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2.1.2.5.1
Identify and model basic addition facts (sums to 18) and the corresponding subtraction facts.
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2.1.2.5.2
Immediately recall basic addition facts (sums to 18) and the corresponding subtraction facts.
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2.1.2.6
Estimating and Estimation Strategies
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2.1.2.6.1
Estimate the number of objects in a set to 20 and verify by counting.
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2.1.2.7
Computation
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2.1.2.7.1
Add and subtract one- and two-digit numbers without regrouping.
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2.1.2.8
Solving Problems and Number Theory
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2.1.2.8.1
Generate and solve one-step addition and subtraction problems based on practical situations.
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2.1.2.8.2
Model addition and subtraction in a variety of ways using pictorial representations and symbols to illustrate subtraction of sets, comparison of sets, and missing addends.
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2.1.2.8.3
Reinforce the use of mathematical vocabulary and symbols to describe addition, subtraction, and equality.
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2.2.0
Patterns, Functions, and Algebra
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2.2.2.1
Patterns
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2.2.2.1.1
Recognize, describe, extend, and create repeating and increasing patterns using symbols, objects, and manipulatives.
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2.2.2.1.2
Use patterns and their extensions to solve problems.
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2.2.2.2
Variables and Unknowns
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2.2.2.2.1
Model, explain, and identify missing operations and missing numbers in open number sentences involving number facts in addition and subtraction.
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2.2.2.3
Number Sentences, Expressions, and Polynomials
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2.2.2.3.1
Complete number sentences with the appropriate words and symbols (+, -, =).
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2.2.2.3.2
Represent mathematical situations using numbers, symbols, and words.
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2.3.0
Measurement
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2.3.2.1
Comparison, Estimation, and Conversion
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2.3.2.1.1
Compare, order, and describe objects by various measurable attributes for length, weight, and temperature.
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2.3.2.2
Precision in Measurements
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2.3.2.2.1
Compare objects to standard whole units to find objects that are greater than, less than, and/or equal to a given unit.
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2.3.2.4
Money
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2.3.2.4.1
Determine the value of any given set of coins.
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2.3.2.4.2
Use decimals to show money amounts.
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2.3.2.4.3
Recognize equivalent combinations of coins.
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2.3.2.6
Time
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2.3.2.6.1
Read time to the nearest half hour and quarter hour.
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2.3.2.6.2
Use elapsed time in one hour increments, beginning on the hour, to determine start, end, and elapsed time.
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2.3.2.6.3
Recognize that there are 12 months in 1 year, 7 days in 1 week, and 24 hours in 1 day.
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2.4.0
Spatial Relationships, Geometry, and Logic
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2.4.2.1
Two - Dimensional Shapes
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2.4.2.1.1
Describe, sketch, and compare two-dimensional shapes regardless of orientation.
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2.4.2.2
Congruence, Similarity, and Transformations
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2.4.2.2.1
Identify congruent and similar shapes (circles, triangles, and rectangles including squares).
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2.4.2.3
Coordinate Geometry and Lines of Symmetry
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2.4.2.3.1
Identify figures with symmetry as they appear in the environment.
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2.4.2.4
Three - Dimensional Figures
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2.4.2.4.1
Identify, name, sort, and describe two- and three-dimensional geometric figures and objects including circle/sphere and square/cube.
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2.4.2.9
Logic
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2.4.2.9.1
Sort and classify objects by two or more attributes.
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2.5.0
Data Analysis
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2.5.2.1
Data Collection and Organization
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2.5.2.1.1
Collect, record, and classify data in response to questions posed by teacher and/or students.
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2.5.2.1.2
Use tables, pictographs, and bar graphs to represent data.
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2.5.2.5
Experimental and Theoretical Probability
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2.5.2.5.1
Use informal concepts of probability (certain and impossible) to make predictions about future events.
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