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12/3
High School II -
How to Divide
12/3
Junior Circle -
Transformations of a Square
12/10
High School II -
Math Relays
12/10
Junior Circle -
Treasure Island
9/30 -- Beginners Circle: Casting out Nines, and other types of Math Magic
In this lesson, we look at casting of nines as an application of modular arithmetic.
Modular Arithmetic, Division, Divisibility Rules.
Handouts:
Casting out Nines, and other types of Math Magic