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 Searched for: Key Concept is Mathematics -- Addition or subtraction Results 1 - 5 of 22
This learning object from Wisc-Online covers solving systems of linear equations using the addition or subtraction method. The unit looks at the common solution to simultaneous linear equations (also referred to as...
This learning object from Wisc-Online covers simplifying algebraic expressions using addition and subtraction. The unit's activities include defining the terminology associated with algebraic expressions, using the...
This learning object from Wisc-Online covers the fundamental laws of algebra. The interactive activity includes slides which cover the following topics: the commutative, associative and distributive laws as applied to...
The abacus has been around for several thousand years, and it is an efficient and interesting counting machine. The standard abacus can be used to perform addition, subtraction, division, and multiplication, along with...
In this interactive activity from Wisc-Online, the mathemagician will "magically" add numbers written on a virtual chalkboard. Students are challenged to figure out the mathematical "trick" that is being used in the...
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