Definition of mathematics: Aristotle defined mathematics as 'The science of quantity'.
Merriam webster dictionary:
The science of numbers and their operations,
interrelations, combinations, generalizations, and abstractions and of
space configurations and their structure, measurement, transformations,
and generalizations.
Fractions formulas:
Converting an improper fraction to a mixed number:
Formula for a proportion:
In a proportion, the product of the extremes (ad) equal the product of the means(bc),
Thus, ad = bc
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