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Dr. Calvin's Website
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Dr. Calvin's Website
Home
Reading
Math
Science
Social Studies
More
Home
Reading
Math
Science
Social Studies
Math
Web-based Math Practice
Practice Third grade math online
Practice Third grade math skills on IXL, have fun, and win awards!
Lattice multiplication
Sal introduces lattice multiplication.
Perimeter & area
Perimeter is the distance around the outside of a shape. Area measures the space inside a shape. Learn how to calculate perimeter and area for various shapes.
Multiplication
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