Maths Percentage Formulas
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21 Terms
Percentage
Part/whole x100%
Increase
New value- original value
Increase
Original value x percentage increase
Percentage increase
Increase / original value x100%
New value
Original value x (1+ percentage increase)
Decrease
Original value- new value
Percentage decrease
Decrease / original value x100%
Decrease
Original value x percentage decrease
New value
Original value x (1- percentage decrease)
Percentage change
(New value- original value) / Original value x100%
New value
Original value x (1+ percentage change)
Cost price
Original value
Selling price
New value
Profit
Increase
Profit %
Percentage increase
Loss
Decrease
Loss %
Percentage decrease
Marked price
Original value
Selling price
New value
Discount
Decrease
Discount %
Percentage decrease
Note 
Flashcards (42)