-62.74% is the change from 518 to 193
Calculation steps:
[( 193 - 518 ) ÷ 518] x 100 = -62.74%
Formula
Percentage change = [(193 - 518) / 518] x 100
Subtract the new number by the original number
193 - 518 = -325
-325 ÷ 518 = -0.6274131274131274
-0.6274131274131274 x 100 = -62.74%