Free 3rd Grade Math Lesson Plans for Teachers

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Multiplication and Division
Multiplication and Division

Multiplication and Division

Practice multiplication and division with this free, editable 3rd grade lesson. Aligned to the Common Core (3.OA), covering objectives such as: interpret products of whole numbers and fluently multiply and divide within 100. Created with Chalkie.ai and fully customizable for your class.

Fractions
Fractions

Fractions

This 3rd grade fractions lesson is ready to present in class. Aligned to the Common Core (3.NF), covering objectives such as: understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts. Made on Chalkie.ai. Edit, download, and present for free.

Place Value
Place Value

Place Value

Help your 3rd grade students master place value with this editable lesson. Aligned to the Common Core (3.NBT), covering objectives such as: use place value understanding to round whole numbers to the nearest 10 or 100. Sign up free to Chalkie.ai.

Measurement and Data
Measurement and Data

Measurement and Data

A Common Core-aligned 3rd grade lesson covering measurement and data (3.MD), including objectives such as: tell and write time to the nearest minute and measure time intervals in minutes. Fully editable on Chalkie.ai. Sign up free to customize.

Geometry
Geometry

Geometry

Build confidence in geometry with this editable 3rd grade resource. Aligned to the Common Core (3.G), covering objectives such as: understand that shapes in different categories may share attributes. Built with Chalkie.ai. Free to edit, present, and share.

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Third grade is the multiplication year — and the fractions year, which makes it one of the most consequential in elementary math. These 3rd grade math lessons cover the Common Core domains head-on: interpreting products and building multiplication and division fluency within 100 (3.OA), understanding unit fractions (3.NF), rounding with place value (3.NBT), telling time to the minute and measuring intervals (3.MD), and reasoning about shape categories (3.G).

Each deck teaches conceptually first: equal-groups models before fact drills, partitioned wholes before fraction notation, number lines before rounding rules. The teaching sequence, worked examples, and practice problems are already laid out — you present and facilitate.

Open any deck in Chalkie to tailor it: change the numbers in every practice problem, add a slide of word problems set in your classroom, or regenerate an explanation your students did not connect with. Lessons are free to view, and editing is included in the free plan.

What 3rd Grade Math covers

  • Multiplication and Division

    Covers Common Core 3.OA, interpreting products of whole numbers and building fluency multiplying and dividing within 100.

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  • Fractions

    Targets Common Core 3.NF, understanding a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts.

    View lessons
  • Place Value

    Aligned to Common Core 3.NBT, students use place value understanding to round whole numbers to the nearest 10 or 100.

    View lessons
  • Measurement and Data

    Covers Common Core 3.MD, telling and writing time to the nearest minute and measuring time intervals in minutes to solve problems.

    View lessons
  • Geometry

    Addresses Common Core 3.G, understanding that shapes in different categories may share attributes that can define a larger category.

    View lessons

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