A Different Kind of Multiplication
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|David P. Stern|
|Roman numerals were an improvement on older notation and useful for the abacus, but seemingly impractical for multiplication. Yet a multiplication method was developed, and is described here. The Romans did not understand why it worked, but we now realize it was based on the binary system.|
|Levels:||High School (9-12)|
|Resource Types:||Course Notes|
|Math Topics:||Multiplication, Number Sense/About Numbers, Place Value, History and Biography|
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