-70.02% is the change from 527 to 158
Calculation steps:
[( 158 - 527 ) ÷ 527] x 100 = -70.02%
Formula
Percentage change = [(158 - 527) / 527] x 100
Subtract the new number by the original number
158 - 527 = -369
-369 ÷ 527 = -0.7001897533206831
-0.7001897533206831 x 100 = -70.02%