-43.32% is the change from 898 to 509
Calculation steps:
[( 509 - 898 ) ÷ 898] x 100 = -43.32%
Formula
Percentage change = [(509 - 898) / 898] x 100
Subtract the new number by the original number
509 - 898 = -389
-389 ÷ 898 = -0.43318485523385303
-0.43318485523385303 x 100 = -43.32%