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3rd Grade Math

Arizona 3rd Grade Math Curriculum

Video lessons and practice for every 3rd grade math topic. Aligned to Arizona Mathematics Standards so Arizona students can keep up and get ahead.

Arizona 3rd Grade Math Curriculum | StudyPugHelp

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3.OA.A.3

Use multiplication and division within 100 to solve word problems

3.OA.A.4

Determine the unknown whole number in a multiplication or division equation

3.OA.B.6

Understand division as an unknown-factor problem

3.OA.D.8

Solve two-step word problems using the four operations

3.NF.A.3

Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size

3.MD.C.5

Recognize area as an attribute of plane figures and understand concepts of area measurement

3.MD.C.6

Measure areas by counting unit squares

3.MD.D.8

Solve real world and mathematical problems involving perimeters of polygons

3.G.A.2

Partition shapes into parts with equal areas. Express the area of each part as a unit fraction of the whole

Arizona 3rd Grade Math: Topics and Standards

Arizona 3rd grade math covers a wide range of foundational skills that students need for future success. All topics align to the Arizona Mathematics Standards, which guide what students learn in classrooms across the state. StudyPug organizes every topic into clear video lessons and practice problems so students can move at their own pace.

Multiplication and Division

A major focus of 3rd grade math in Arizona is multiplication and division. Students learn to interpret products of whole numbers, understand division as an unknown-factor problem, and fluently multiply and divide within 100. They also apply properties of operations — like the commutative and distributive properties — as strategies to solve problems more efficiently.

  • Interpret products and quotients of whole numbers
  • Solve word problems using multiplication and division within 100
  • Determine unknown whole numbers in multiplication and division equations
  • Apply properties of operations as multiplication and division strategies
  • Fluently multiply and divide within 100

Word Problems and Arithmetic Patterns

Arizona 3rd graders also practice solving two-step word problems using all four operations, and they identify arithmetic patterns by applying properties of operations. These skills build critical thinking and prepare students for more complex math in 4th grade.

Place Value, Addition, and Subtraction

Students use place value understanding to round whole numbers to the nearest 10 or 100. They also fluently add and subtract within 1,000 using place value strategies and algorithms, and multiply one-digit whole numbers by multiples of 10 in the range 10–90.

Fractions

3rd grade introduces fractions as a new number category. Arizona students learn to understand a fraction as one part of a whole partitioned into equal parts, represent fractions on a number line, and compare fractions by reasoning about their size. Recognizing equivalent fractions in special cases is also introduced.

  • Understand fractions as equal parts of a whole
  • Represent fractions on a number line diagram
  • Explain equivalence and compare fractions by size

Measurement and Data

Arizona 3rd graders learn to tell and write time to the nearest minute, measure liquid volumes and masses using standard units, and generate measurement data using rulers marked with halves and fourths of an inch. They also draw scaled picture graphs and bar graphs to represent data sets.

Geometry and Area

Students explore area as an attribute of plane figures, measure areas by counting unit squares, and relate area to multiplication and addition. They also solve real-world problems involving perimeters of polygons, identify shared attributes of shapes across categories, and partition shapes into equal parts expressed as unit fractions.

StudyPug covers every one of these topics with video lessons and practice problems designed specifically for Arizona 3rd grade students following the Arizona Mathematics Standards.