Third Grade Mathematics

Big Idea

Topics

Developing understandings of multiplication and division and strategies for basic multiplication facts and related division facts

• Count in steps, and understand even and odd numbers
• Multiply and divide whole numbers
• Problem-solving with whole numbers

Developing an understanding of area and perimeter and determining the areas and perimeters of two-dimensional shapes

• Understand meaning of area and perimeter and apply in problems
• Estimate perimeter and area
• Solve measurement problems

Describing properties of two-dimensional shapes and classifying three-dimensional shapes

• Recognize the basic elements of geometric objects
• Name and explore properties of shapes
• Explore and name three-dimensional solids

Developing an understanding of fractions and fraction equivalence

• Understand simple fractions, relation to the whole, and addition and subtraction of fractions
• Understand simple decimal fractions in relation to money