Array and Area Models
Read the PDF document above and then have a look at some of the interactive models and examples that follow.
This section contains activities and tools that lead from the array model to the area model.
Interactive Array Models
Multiplying positive and negative indices with double sided counter arrays
Interactive Area Models
The area model can lead to a better conceptual understanding of the grid method.
The area model can also be used for fractions. Change the horizonal and vertical dividers using m and n. Drag the orange and green sliders to shade the fractions. Shade the product using the purple slider.