-23.9% is the change from 636 to 484
Calculation steps:
[( 484 - 636 ) ÷ 636] x 100 = -23.9%
Formula
Percentage change = [(484 - 636) / 636] x 100
Subtract the new number by the original number
484 - 636 = -152
-152 ÷ 636 = -0.2389937106918239
-0.2389937106918239 x 100 = -23.9%