-79.53% is the change from 513 to 105
Calculation steps:
[( 105 - 513 ) ÷ 513] x 100 = -79.53%
Formula
Percentage change = [(105 - 513) / 513] x 100
Subtract the new number by the original number
105 - 513 = -408
-408 ÷ 513 = -0.7953216374269005
-0.7953216374269005 x 100 = -79.53%