This videos shows a few basics about finding the greatest common factor …
This videos shows a few basics about finding the greatest common factor and least common multiple of 2 numbers. Attribution:Rovnet, CC BY-SA 3.0 <http://creativecommons.org/licenses/by-sa/3.0/>, via Wikimedia Commons
Open Middle tasks provide opportunities for student to approach a mathematical task …
Open Middle tasks provide opportunities for student to approach a mathematical task using different strategies and representations. They can be used as a warm-up/closing activity, as a formative assessment, or to facilitate discourse and discussion and get insite into student thinking and problem solving. These tasks provide a great opportunity for student to engage with the Standards for Mathematical Practice.
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