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3rd Grade Math

Oregon 3rd Grade Math Curriculum

Video lessons and practice for every 3rd grade math topic. Aligned to Oregon Mathematics Standards so your child keeps up with class.

Oregon 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

Oregon 3rd Grade Math: What Students Learn This Year

In 3rd grade, Oregon students make a big jump in math. Multiplication and division are introduced for the first time, and students begin working with fractions as numbers. These skills are the foundation for everything in 4th grade and beyond.

All topics on this page align to the Oregon Mathematics Standards, which guide what Oregon schools teach in 3rd grade. StudyPug covers every standard so your child is never stuck on a topic.

Key Topics in 3rd Grade Math

  • Multiplication and Division: Students learn to interpret products and quotients, solve word problems, and fluently multiply and divide within 100.
  • Fractions: Students understand fractions as parts of a whole, place fractions on a number line, and compare fractions by reasoning about their size.
  • Place Value and Operations: Students round to the nearest 10 or 100, add and subtract within 1,000, and multiply one-digit numbers by multiples of 10.
  • Measurement and Data: Students tell time to the nearest minute, measure liquid volumes and masses, and create scaled picture graphs and bar graphs.
  • Geometry and Area: Students recognize area as an attribute of shapes, measure area by counting unit squares, and solve problems involving perimeters of polygons.

How StudyPug Helps Oregon 3rd Graders

Every topic in the table above has a video lesson and practice problems. Your child can watch a lesson on multiplication, then immediately practice similar problems to check their understanding. Lessons are 5–15 minutes and broken into short segments — easy to fit into a homework routine.

StudyPug is aligned to Oregon Mathematics Standards, so the topics match exactly what Oregon teachers are covering in class. If your child's class is working on fractions this week, you can find that exact topic here.

Preparing for the Oregon SBAC Math Test

Oregon 3rd graders take the Smarter Balanced Assessment (SBAC) in math. StudyPug covers every Oregon Mathematics Standards topic that appears on the 3rd grade SBAC, from multiplication facts to fractions and area. Consistent practice with video lessons and problems is one of the best ways to build confidence before test day.