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Ratio and Proportion

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We found 23 post available for you

Cost of light bulbs - updated!
Algebra Number Sense Math and Science Math and Social Studies Ratio and Proportion Data and probability
There's a lot of misinformation out there about the cost to consumers of CFL and LED bulbs and the savings in energy and money that could be realized. Let your students "do the math" and realiz...

Bits, bytes, and nibbles
Algebra Number Sense Math and Science Ratio and Proportion
Clicking on the image will show it larger. I'm not very good at understanding how large my device capacities are and how big the files that I want to download are in comparison.  I decid...

Voyager on the edge
Algebra Number Sense Math and Science Ratio and Proportion
The two Voyager space probes are in the news recently as they approach the edge of our solar system.  Scientist can tell that the Voyager's environments are changing.  They are receiving m...
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