-42.37% is the change from 918 to 529
Calculation steps:
[( 529 - 918 ) ÷ 918] x 100 = -42.37%
Formula
Percentage change = [(529 - 918) / 918] x 100
Subtract the new number by the original number
529 - 918 = -389
-389 ÷ 918 = -0.42374727668845313
-0.42374727668845313 x 100 = -42.37%