-65.16% is the change from 508 to 177
Calculation steps:
[( 177 - 508 ) ÷ 508] x 100 = -65.16%
Formula
Percentage change = [(177 - 508) / 508] x 100
Subtract the new number by the original number
177 - 508 = -331
-331 ÷ 508 = -0.6515748031496063
-0.6515748031496063 x 100 = -65.16%