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National Council of Teachers of Mathematics
Nctm: Figure This: Play Ball
Make a table to figure out if a baseball valued at $3000 in 1927 is worth more than a baseball valued at $3 million in 1999. Which is a better investment?
PBS
Pbs: Comparing Powers of 10
Use powers of 10 to investigate scientific notation. This interactive exercise focuses on using what you know about rate of change and lines to make a prediction about whether two lines will intersect and then requires completing the...