Basic Math Formulas Chart

Average formula:

Let a1,a2,a3,......,an be a set of numbers, average = (a1 + a2 + a3,+......+ an)/n

Percent:

Percentage formula: Rate/100 = Percentage/base

Fractions formulas: 

Area:

Area of a square: s × s s: length of one side

Volume:

Volume of a cube: s × s × s s: length of one side

Perimeter:

Perimeter of a square: s + s + s + s s:length of one side

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