-62.89% is the change from 512 to 190
Calculation steps:
[( 190 - 512 ) ÷ 512] x 100 = -62.89%
Formula
Percentage change = [(190 - 512) / 512] x 100
Subtract the new number by the original number
190 - 512 = -322
-322 ÷ 512 = -0.62890625
-0.62890625 x 100 = -62.89%