Find the area of a rectangle with fractional side lengths by tiling it with unit squares of the appropriate unit fraction side lengths, and show that the area is the same as would be found by multiplying the side lengths. Multiply fractional side lengths to find areas of rectangles, and represent fraction products as rectangular areas.
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Ages: 9  15
4399 Views:

Visualize and practice multiplying fractions using an area representation. Use this virtual manipulate to graphically demonstrate, explore, and practice multiplying fractions.
The grid shows two fractions multiplied together by showing one fraction ...in red on the left and another in blue on the bottom of a grid. The area of the overlapping region shown in purple is the product (result of multiplying) the fractions.
There are more instructions to the right of the manipulative.
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May 15, 2010 at 08:42 PM


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Ages: 10  14
898 Views:

The instructor demonstrates how to find the area of a rectangle. One of her sample problems is a rectangle with side lengths 7/5 in. and 3/14 in. She does a good job relating finding area to a real life situation, as she describes carpet in a living ...room. (3:56)
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October 27, 2012 at 01:49 AM


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Ages: 11  15
573 Views:

The instructor, who is dressed like a pig, explains how to find the area of a rectangle with fractional side lengths. He draws a rectangle inside a tiled unit square, then works through the steps of multiplying to find the area.
October 27, 2012 at 01:13 AM


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Ages: 10  14
396 Views:

This video uses a SMART board to show how to find the area of a rectangle with fractional lengths. The problem is worked out by two students. **The video has no sound or narration, but it could be a good tool to use to ask students to narrate it as t...he students work out the problem visually.
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October 27, 2012 at 01:42 AM
