MO 3rd Grade Math Curriculum
Give your child the support they need to keep up with Missouri's 3rd grade math class. Lessons and practice problems cover every strand, from multiplication and fractions to geometry and measurement.
About 3rd Grade Missouri math
Missouri 3rd grade math follows the Missouri Learning Standards, which organize content into strands covering operations and algebraic thinking, number and operations in base ten, fractions, measurement and data, and geometry. Students work on multiplication and division fluency, understanding fractions on a number line, area and perimeter, and reading data displays. StudyPug provides video lessons and practice problems aligned to every Missouri Learning Standards topic for this grade.
- Strands: operations and algebraic thinking, number and operations in base ten, fractions, measurement and data, and geometry
- Video lessons for every 3rd grade Missouri math topic
- Practice problems and step-by-step explanations tied to Missouri Learning Standards
- Works alongside your child's Missouri school curriculum, lesson by lesson
Curriculum topics by strand
Browse lessons and practice problems for every strand, aligned to the Missouri Learning Standards for 3rd grade math.
Missouri 3rd Grade Math Topics
- Operations and Algebraic Thinking: Interpreting products and quotients of whole numbers, solving multiplication and division word problems, applying properties of operations, and identifying arithmetic patterns.
- Number and Operations in Base Ten: Rounding whole numbers to the nearest 10 or 100, fluently adding and subtracting within 1000, and multiplying one-digit numbers by multiples of 10.
- Number and Operations - Fractions: Understanding fractions as parts of a whole, representing fractions on a number line, explaining equivalence, and comparing fractions by reasoning about their size.
- Measurement and Data: Telling and writing time to the nearest minute, measuring liquid volumes and masses, drawing scaled picture graphs and bar graphs, and generating measurement data using rulers.
- Geometry: Understanding area as an attribute of plane figures, measuring areas by counting unit squares, relating area to multiplication and addition, solving perimeter problems, and partitioning shapes into equal parts.
How StudyPug Helps Missouri 3rd Grade Math Students
When a 3rd grader gets stuck on a fraction problem or forgets how to set up a word problem, StudyPug lets them go back to the exact lesson they need. Each video lesson walks through the concept step by step, and the follow-up practice problems let students check their understanding right away. You can explore grade 3 math help to find the topic your child is working on in class.
If your child needs a quick check on how they are doing, the math quiz for 3rd grade is a good way to spot which areas need more practice before a school test.
Aligned to Missouri 3rd Grade Math Curriculum
Every lesson and practice problem on StudyPug is built around the Missouri Learning Standards for 3rd grade math. Whether the class is working on multiplication fluency, understanding area, or reading a bar graph, the content matches what Missouri schools teach at this grade level. Families who want to see what comes before this course can also review the MO grade 2 math curriculum to understand the foundation their child is building on.
Written by the StudyPug Math Team
Last updated June 5, 2026
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