# Third Grade math skills progression

**New!**Skills with a symbol now have detailed teaching strategies to help you help your child!

### Geometry

- Classifying Shapes
- Classifying Quadrilaterals
- Comparing Shapes
- 2D Shapes
- Flat Shapes
- Triangles
- Quadrilaterals
- Trapezoids
- Pentagons
- Hexagons
- Shapes and Equal Shares
- Equal Shares and Halves
- Equal Shares and Thirds
- Equal Shares and Fourths
- 2D Shapes and Fractions
- 2D Shapes and Fractions with Equal Areas
- 2D Shapes with Shared Attributes
- 3D Shapes
- Cubes
- Cones
- Cylinders
- Spheres
- Rectangular Prisms
- Decomposing Shapes
- Shape Properties
- 3D Shapes and Faces
- Edges and Vertices of 3D Shapes
- Lines and Angles
- Lines, Line Segments, and Rays
- Shape Patterns
- Symmetry
- Lines of Symmetry
- Lines
- Angles
- Measuring Angles
- Perimeter
- Classifying Angles
- Perimeter and Addition
- Perimeter of a Rectangle
- Area
- Area in Square Units
- Relating Area to Addition and Multiplication
- Area of a Rectangle

### Data

### Math Challenges

### Number Sense

- Numbers 0-10
- Counting Numbers 1-10
- Two-Digit Numbers
- Two-Digit Numbers
- Hundreds Charts
- Place Value and Two Digit Numbers
- Three-Digit Numbers
- Patterns in Three-Digit Numbers
- Identifying Three-Digit Numbers
- Three-Digit Numbers
- Comparing Three-Digit Numbers
- Ordering Three-Digit Numbers
- Writing Three-Digit Numbers
- Multi-Digit Numbers
- Number Patterns
- Patterns in Three-Digit Numbers
- Odd and Even Numbers
- Skip Counting
- Skip Counting and Three-Digit Numbers
- Skip Counting by 2s
- Skip Counting by 5s
- Skip Counting by 10s
- Place Value
- Place Value and Three-Digit Numbers
- Number Theory
- Factors and Multiples
- Place Value and the Hundreds Place
- Three-Digit Place Value
- Rounding Three-Digit Numbers
- Four-Digit Place Value
- Rounding Three-Digit Numbers to the Nearest 100
- Multi-Digit Place Value
- Rounding Three-Digit Numbers to the Nearest 10
- Rounding Numbers
- Multi-Digit Numbers
- Rounding to the Nearest 10
- Rounding to the Nearest 100
- Place Value and Multi-Digit Numbers
- Rounding to the Nearest 1000
- Place Value up to Thousand's Place
- Place Value up to Ten-Thousands Place
- Rounding Multi-Digit Numbers
- Place Value up to Hundred-Thousands Place
- Place Value up to Millions Place
- Place Value and Numbers in Expanded Form
- Rounding Multi-Digit Numbers
- Rounding Multi-Digit Numbers to the Nearest 1000
- Decimal Numbers
- Rounding Decimal Numbers
- Rounding Decimal Numbers to the Nearest Tenth
- Rounding Decimal Numbers to the Nearest Hundredth
- Expanded Form
- Order of Operations and Use of Parentheses
- Analyze Arithmetic Patterns

### Addition

- Addition Strategies
- Addition within 20
- Composing and Decomposing Numbers
- Addition Facts
- Addition Within 10
- Addition Within 20
- Two-Digit Addition
- Addition Within 100
- Adding Three Numbers
- Multi-Digit Addition
- Two-Digit Addition
- Two-Digit Addition On a Number Line
- Two-Digit Addition and Regrouping
- Three-Digit Addition
- Two-Digit Addition and Two-Step Word Problems
- Three-Digit Addition and Regrouping
- Two-Digit Addition and Missing Factors
- Two-Digit Addition Using Place Value
- Addition and Missing Factors
- Three-Digit Addition
- Three-Digit Addition On a Number Line
- Three-Digit Addition and Regrouping Numbers
- Three-Digit Addition Word Problems
- Three-Digit Addition and Two-Step Word Problems
- Three-Digit Addition and Missing Factors
- Adding Decimals
- Addition with Decimal Numbers to the Hundredths Place

### Subtraction

- Subtraction Strategies
- Subtraction Facts
- Subtraction Within 10
- Two-Digit Subtraction
- Subtraction Within 20
- Multi-Digit Subtraction
- Two-Digit Subtraction
- Two-Digit Subtraction and Two-Step Word Problems
- Two-Digit Subtraction and Regrouping
- Two-Digit Subtraction and Missing Factors
- Three-Digit Subtraction
- Two-Digit Subtraction Using Place Value
- Three-Digit Subtraction and Regrouping
- Three-Digit Subtraction
- Subtraction and Missing Factors
- Three-Digit Subtraction Using Place Value
- Three-Digit Subtraction on a Number Line
- Estimating to Subtract
- Three-Digit Subtraction and Regrouping Numbers
- Three-Digit Subtraction and Regrouping Numbers with Two Zeros
- Three-Digit Subtraction and Missing Factors
- Three-Digit Subtraction Word Problems
- Three-Digit Subtraction and Two-Step Word Problems
- Subtraction with Decimal Numbers
- Subtraction with Decimal Numbers to the Hundredths Place

### Multiplication

- Multiplication Strategies
- Multiplication within 25 and Rectangular Arrays
- Multiplication and Skip Counting
- Multiplication and Repeated Addition
- One-Digit Multiplication
- Multiplication as Equal Groups
- Multiplication with Arrays
- Multiplying by Numbers 2-5
- Multiplication and Area Models
- Multiplying by Numbers 6-9
- Multiplying by 0 and 1
- Multiplication Facts
- One-Digit Multiplication
- One-Digit Multiplication and Arrays
- Multi-Digit Multiplication
- Arrays and the Commutative Property
- Multi-Digit Multiplication and the Standard Algorithm
- One-Digit Multiplication and Missing Factors
- Multiplication and the Distributive Property
- Multiplication and the Associative Property
- One-Digit Multiplication and Two-Step Word Problems
- Multi-Digit Multiplication
- Factors and Multiples of Multi-Digit Numbers
- Multi-Digit Multiplication and the Distributive Property
- Multiplying Decimal Numbers
- Multiplying Decimal Numbers to the Hundredths Place
- Properties of Multiplication
- Commutative Property of Multiplication
- Associative Property of Multiplication
- Distributive Property of Multiplication

### Division

### Mixed Operations

### Fractions

- Fraction Models
- Fractions and Fair Shares
- Fractions and Line Plots
- Equal Shares
- Fractions as Parts of a Whole
- Fractions as Parts of a Set
- Fractions on a Number Line
- 2D Shapes and Fractions
- Fractions and Time
- Equivalent Fractions
- Fractions and Money
- Whole Numbers as Fractions
- Comparing Fractions
- Comparing Fractions
- Comparing Fractions with the Same Denominators
- Comparing Fractions with Unlike Denominators
- Mixed Numbers and Improper Fractions
- Comparing Fractions with the Different Denominators
- Adding and Subtracting Fractions
- Adding Fractions
- Subtracting Fractions
- Adding Fractions with Like Denominators
- Subtracting Fractions with Like Denominators
- Adding Fractions with Unlike Denominators
- Multiplying and Dividing Fractions
- Multiplying Fractions
- Division with Unit Fractions
- Multiplying Fractions
- Multiplying Fractions by Whole Numbers

### Decimals

### Measurement

- Measurement and Comparisons
- Comparing Measurement
- Holds More, Holds Less
- Length
- Comparing Length
- Measurement and Equivalence
- Measurement Tools and Strategies
- Measuring with Standard Tools
- Units of Measurement
- Comparing Length Using Measurement Tools
- US (Imperial) Measurement
- Measuring in Inches
- Measurement Tools
- Measuring in Feet
- Measuring with Rulers
- Metric Measurement
- Measuring in Centimeters
- Measuring in Meters
- Units of Measurement
- Measuring Length
- Length and Metric Units
- Measuring Weight
- Measuring Volume
- Measurement and Capacity
- Converting Between Different Units of Measurement
- Scale and Conversions
- Converting Metric Units
- Systems of Measurement
- Measurement and Volume
- Measuring Volume as Additive

### Time

### Money Math

### Data and Graphing

### Math Word Problems

- Addition Word Problems
- Two-Digit Addition Word Problems
- Two-Step Word Problems
- Subtraction Word Problems
- Two-Digit Subtraction Word Problems
- Multiplication Word Problems
- One-Digit Multiplication Word Problems
- Division Word Problems
- Mixed Operation Word Problems
- Multi-Digit Multiplication Word Problems
- Multi-Step Word Problems
- Geometry Word Problems
- Measurement Word Problems
- Time Word Problems
- Money Word Problems
- Data Word Problems