Azalera-modeloa hamartarrekin
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Deskargatu
Enbebitu
Gaiak
- Biderketa
- Decimals
- Area Model
- Factors
- Partial Products
Deskribapena
Build rectangles of various sizes and relate multiplication to area. Partition a rectangle into smaller areas and discover new strategies for multiplying decimals!
Ikaskuntzaren oinarrizko helburuak
- Recognize that area represents the product of two numbers and is additive.
- Develop and justify a strategy that uses the area model to simplify a decimal multiplication problem.
- Devise a strategy to determine the product of two rational numbers (or an integer and a rational number) by representing the product as an area or the sum of areas.
- Use an area model to understand why multiplying a given number by a decimal less than 1 results in a product smaller than the given number.
- Interpret the product of two rational numbers using base-ten tiles
Standards Alignment
Common Core - Math
The new HTML5 sims can run on iPads and Chromebooks, as well as PC, Mac, and Linux systems.
iPad:
iOS 11+ Safari
iPad compatible sims
Android:
Not officially supported. If you are using the HTML5 sims on Android, we recommend using the latest version of Google Chrome.
Chromebook:
Latest version of Google Chrome
The HTML5 and Flash PhET sims are supported on all Chromebooks.
Chromebook compatible sims
Windows Systems:
Microsoft Edge and Internet Explorer 11, latest version of Firefox, latest version of Google Chrome.
Macintosh Systems:
macOS 10.9.5+, Safari 9+, latest version of Firefox, latest version of Chrome.
Linux Systems:
Not officially supported. Please contact phethelp@colorado.edu with troubleshooting issues.
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