-36.88% is the change from 827 to 522
Calculation steps:
[( 522 - 827 ) ÷ 827] x 100 = -36.88%
Formula
Percentage change = [(522 - 827) / 827] x 100
Subtract the new number by the original number
522 - 827 = -305
-305 ÷ 827 = -0.3688029020556227
-0.3688029020556227 x 100 = -36.88%