Percentage change calculation

How to calculate percentage change:

Percentage change = (V2 – V1) / V1 × 100%

V1 – Initial value
V2 – Final Value

For example:

Initial value (V1) = 20
Final value (V2) = 25

So,

Percentage change = (25 – 20) / 20 x 100% = 25%

Example #2

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Initial value (V1) = 90
Final value (V2) = 65

So,

Percentage change = (65 – 90) / 90 x 100% = 27,78%

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