-66.73% is the change from 556 to 185
Calculation steps:
[( 185 - 556 ) ÷ 556] x 100 = -66.73%
Formula
Percentage change = [(185 - 556) / 556] x 100
Subtract the new number by the original number
185 - 556 = -371
-371 ÷ 556 = -0.6672661870503597
-0.6672661870503597 x 100 = -66.73%