3rd Grade Math Lessons
Free 3rd grade math lessons, made and shared by real teachers. Use them, adapt them for your class, and see Field Notes from classrooms that taught them.
Lessons
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- 3.OA.1Interpret products of whole numbers as the total number of objects in equal groups.
- 3.OA.3Use multiplication and division within 100 to solve word problems in situations involving equal groups, arrays, and measurement quantities.
- 3.OA.7Fluently multiply and divide within 100, knowing from memory all products of two one-digit numbers.
- 3.NBT.2Fluently add and subtract within 1000 using strategies and algorithms based on place value.
- 3.NF.1Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts.
- 3.NF.3Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.
- 3.MD.2Measure and estimate liquid volumes and masses of objects using standard units.
- 3.MD.7Relate area to the operations of multiplication and addition.
- 3.G.1Understand that shapes in different categories may share attributes, and the shared attributes can define a larger category.