Major Work of the Grade

Third Grade

Major Clusters

Supporting/Additional Clusters

Operations and Algebraic Thinking

  • Represent and solve problems involving multiplication and division.
  • Understand properties of multiplication and the relationship between multiplication and division.
  • Multiply and divide within 100.
  • Solve problems involving the four operations, and identify and explain patterns in arithmetic.


Number and Operations—Fractions

  • Develop understanding of fractions as numbers.


Measurement and Data

  • Solve problems involving measurement and estimation of intervals of time, liquid volumes, and masses of objects.
  • Geometric measurement: understand concepts of area and relate area to multiplication and to addition.


Number and Operations in Base Ten

  • Use place value understanding and properties of operations to perform multi-digit arithmetic.


Measurement and Data

  • Represent and interpret data.
  • Geometric measurement: recognize perimeter as an attribute of plane figures and distinguish between linear and area measures.



  • Reason with shapes and their attributes.