-67.84% is the change from 513 to 165
Calculation steps:
[( 165 - 513 ) ÷ 513] x 100 = -67.84%
Formula
Percentage change = [(165 - 513) / 513] x 100
Subtract the new number by the original number
165 - 513 = -348
-348 ÷ 513 = -0.6783625730994152
-0.6783625730994152 x 100 = -67.84%