-73.92% is the change from 556 to 145
Calculation steps:
[( 145 - 556 ) ÷ 556] x 100 = -73.92%
Formula
Percentage change = [(145 - 556) / 556] x 100
Subtract the new number by the original number
145 - 556 = -411
-411 ÷ 556 = -0.7392086330935251
-0.7392086330935251 x 100 = -73.92%