Math Department

Elementary School Resources

Elementary Math Content Standards

Third Grade Content Standards

Estimation

• Estimate measurement.
• Estimate time.
• Estimate and find volume, capacity, length, and weight using metric and standard units

Number Sense

• Skip count by whole numbers.
• Understand, represent and find real world applications for fractions and decimals using models, pictures, and symbols.
• Explore bases other than ten to develop understanding of place value concepts.
• Find change by counting up from amount of purchase.
• Understand and use decimal notation for monetary values.
• Using models, pictures, symbols, and words, identify, represent, and explain place value concepts.
• Round whole numbers.
• Read, write, compare and order whole numbers.
• Explore whole number relationships.
• Using models, pictures, and symbols, find and identify multiples of whole numbers

Concepts and Numbers of Operations

• Use concrete objects to invent and model different procedures for finding sums, differences, products, and quotients of whole numbers.
• Use concrete objects to model and interpret different problem situations for addition, subtraction, and multiplication of whole numbers.
• Choose appropriate operations to solve problems.
• Recognize the relationships between addition, subtraction, multiplication, and division.
• Write, experience, and explain processes in problem solving situations.

Computation

• Demonstrate reasonable proficiency with basic multiplication and division facts.
• Demonstrate reasonable proficiency with addition and subtraction of multi-digit numbers.
• Develop concept of error analysis.
• Use mental math when appropriate.
• Use a calculator when appropriate.

Geometry

• Identify angles.
• Recognize, identify, and describe 2- and 3-dimensional geometric shapes.
• Recognize, identify, and describe properties of congruent shapes.
• Relate symmetry concepts to geometric shapes.
• Recognize, identify, and describe characteristics of lines and angles.
• Develop spatial sense using manipulatives.

Measurement

• Find perimeters using concrete objects, student diagrams, and various units of measurement.
• Find elapsed time.
• Explore map scales.
• Measure temperature (Celsius and Fahrenheit).
• Tell time.
• Find areas of squares and rectangles.
• Explore volume, capacity, length, and weight using metric and standard units

Statistics

• Collect, organize, and describe data.
• Construct charts, tables, and graphs.
• Interpret, explain, and describe data from charts, tables, and graphs.
• Make predictions from data.
• Investigate concepts of averages, median and mode.

Probability

• Use spinners, dice, and coins to explore probability.
• Assess fairness of a probability experiment.
• Begin generalizing events of likely, unlikely, certain, and luck using everyday experiences.
• Create probability story problems

Patterns

• Develop an awareness of patterns in relationship to mathematics and the natural world.
• Find, recognize, describe, and extend patterns.
• Discover and demonstrate patterns using manipulatives.
• Discover, demonstrate, describe, and recognize number operation patterns.
• Formulate rules to describe patterns and apply the rules to extend the patterns.

Algebra

• Use shapes or letters to represent numbers in number sentences.
• Use manipulatives to represent equations containing an unknown.
• Write and solve story problems using equations containing a variable for an unknown.