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Grade 3 Math

8 units · printable worksheets, answer guides & syllabus.

Course syllabus

The full unit-by-unit outline (unit goals, section goals, lesson list).

📄 Full Syllabus (PDF)

Units

Each unit has a student worksheet and a parent/teacher answer guide.

Unit 1 Introducing Multiplication

Students represent and solve multiplication problems through the context of scaled picture and bar graphs and equal-group situations.

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Advanced
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Unit 2 Area and Multiplication

Students learn about area concepts and relate area to multiplication and to addition.

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Practice
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Advanced
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Unit 3 Wrapping Up Addition and Subtraction within 1,000

Students use place-value understanding to round whole numbers and add and subtract within 1,000. They also represent and solve two-step word problems, using addition, subtraction, and multiplication, and assess the reasonableness of answers.

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Concept
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Practice
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Advanced
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Unit 4 Relating Multiplication to Division

Students learn about and use the relationship between multiplication and division, place value understanding, and the properties of operations to multiply and divide whole numbers within 100. They also represent and solve two-step word problems using the four operations.

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Practice
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Advanced
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Unit 5 Fractions as Numbers

Students develop an understanding of fractions as numbers and of fraction equivalence, by representing fractions on diagrams and number lines, generating equivalent fractions, and comparing fractions.

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Concept
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Practice
Set 1
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Set 2
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Naming Fractions
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Number Line
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Equivalent Fractions
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Comparing
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Mixed Review
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Advanced
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Unit 6 Measuring Length, Time, Liquid Volume, and Weight

Students generate and represent length measurement data in halves and fourths of an inch on line plots. They learn about and estimate relative units of measure, including weight, liquid volume, and time, and use the four operations to solve problems involving measurement.

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Advanced
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Unit 7 Two-Dimensional Shapes and Perimeter

Students reason about shapes and their attributes, with a focus on quadrilaterals. They solve problems involving the perimeter and area of shapes.

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Practice
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Advanced
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Unit 8 Putting It All Together

Students consolidate and solidify their understanding of various concepts and skills related to major work of the grade. They also continue to work toward fluency goals of the grade.

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Concept
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Practice
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Advanced
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Adapted from the Illustrative Mathematics curriculum (v.360), licensed CC BY-NC 4.0. © Illustrative Mathematics.