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FREE What’s the Sigma? Middle School Math Activity | Sigma Summation Notation

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  • FREE What’s the Sigma? Middle School Math Activity | Sigma Summation Notation
  • FREE What’s the Sigma? Middle School Math Activity | Sigma Summation Notation
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Description

What's the SIGMA? Sigma is the eighteenth letter of the Greek alphabet. In math, uppercase sigma (Σ) is used as an operator for summation.

"Sigma" is a super popular word in middle schools right now—but do students really know what it means? This fun activity helps middle schoolers learn what Sigma is all about.

They’ll get a quick introduction to the Sigma symbol with two easy examples, then solve six problems on their own. Plus, they’ll practice Evaluating Algebraic Expressions while having fun!

Are you SIGMA? Your turn to try.

This resource includes:

- The printable version in PDF.

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