-13.56% is the change from 612 to 529
Calculation steps:
[( 529 - 612 ) ÷ 612] x 100 = -13.56%
Formula
Percentage change = [(529 - 612) / 612] x 100
Subtract the new number by the original number
529 - 612 = -83
-83 ÷ 612 = -0.13562091503267973
-0.13562091503267973 x 100 = -13.56%