Maths Equation Flashcards by Rough Life | Brainscape

Q

How to calculate Mean?

A

Add all the numbers / How many numbers there are

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Q

How to Calculate Median?

A

Middle number or add both numbers / 2

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Q

How to Calculate Index Numbers?

A

Number in the Year X / Base Year x 100

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Q

How to Calculate Percentage Change?

A

New Value - Old Value /Old Value x 100

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