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National Council of Teachers of Mathematics
The Math Forum: Calculation Tips & Tricks: Multiplication Tips
Find tips for multiplying by 5, 9, and 11, and learn how to solve math problems without a calculator. This site includes explanations and examples for gifted children and teachers wanting to challenge their students.
Oswego City School District
Regents Exam Prep Center: Polynomial Equations of a Higher Degree
The lesson discusses solving and graphing polynomial equations of higher degree. The resource consists of class notes, calculator tips, examples, and practice problems with solutions. The teacher resource includes an activity that...
Goodwill
Gcf Global: Percentages in Real Life
Learn how to calculate percentages in real-life situations, from sales tax to discounts to tips.