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Will I pay less if I buy more?
image designed by macrovector / Freepik This activity can be used in a large range of grade levels. Your class can work on percents, linear equations or piecewise...
Algebra
Number Sense
The Moroccan Earthquake and the Richter scale
Friday evening, September 8 th , a powerful 6.8 magnitude earthquake hit Morocco southwest of Marrakech. What does a 6.8 magnitude earthquake mean? How powerful was that? What...
Algebra
Number Sense
Grades 7–HS