-40.76% is the change from 525 to 311
Calculation steps:
[( 311 - 525 ) ÷ 525] x 100 = -40.76%
Formula
Percentage change = [(311 - 525) / 525] x 100
Subtract the new number by the original number
311 - 525 = -214
-214 ÷ 525 = -0.4076190476190476
-0.4076190476190476 x 100 = -40.76%