-61.48% is the change from 501 to 193
Calculation steps:
[( 193 - 501 ) ÷ 501] x 100 = -61.48%
Formula
Percentage change = [(193 - 501) / 501] x 100
Subtract the new number by the original number
193 - 501 = -308
-308 ÷ 501 = -0.6147704590818364
-0.6147704590818364 x 100 = -61.48%