-74.8% is the change from 504 to 127
Calculation steps:
[( 127 - 504 ) ÷ 504] x 100 = -74.8%
Formula
Percentage change = [(127 - 504) / 504] x 100
Subtract the new number by the original number
127 - 504 = -377
-377 ÷ 504 = -0.748015873015873
-0.748015873015873 x 100 = -74.8%