Expressions and Formulas foldable math activities with teacher answer keys.  Perfect for interactive math notebooks.    *Order of Operations  *Expressions vs Equations *Examples of Expressions *What is a Formula? *The Real Number System *Words that Represent Operations *Real Number Properties *Properties of Equality *Absolute Value Expressions and Equations *What is an Inequality? *Properties of Inequalities *Words that Represent Inequalities *Compound Inequalities *Absolute Value…
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