PHET Interactive Simulations: Area Model Multiplication
Topics
Partial Products
Factors
Multiplication
Area Model
Description
Build rectangles of various sizes and relate multiplication to area. Discover new strategies for multiplying large numbers. Use the game screen to test your problem solving strategies!
Sample Learning Goals
Recognize that area represents the product of two numbers and is additive.
Represent a multiplication problem as the area of a rectangle, proportionally or using generic area.
Develop and justify a strategy to determine the product of two multi-digit numbers by representing the product as an area or the sum of areas.