-45.85% is the change from 977 to 529
Calculation steps:
[( 529 - 977 ) ÷ 977] x 100 = -45.85%
Formula
Percentage change = [(529 - 977) / 977] x 100
Subtract the new number by the original number
529 - 977 = -448
-448 ÷ 977 = -0.458546571136131
-0.458546571136131 x 100 = -45.85%