-38.79% is the change from 513 to 314
Calculation steps:
[( 314 - 513 ) ÷ 513] x 100 = -38.79%
Formula
Percentage change = [(314 - 513) / 513] x 100
Subtract the new number by the original number
314 - 513 = -199
-199 ÷ 513 = -0.38791423001949316
-0.38791423001949316 x 100 = -38.79%