-75.35% is the change from 507 to 125
Calculation steps:
[( 125 - 507 ) ÷ 507] x 100 = -75.35%
Formula
Percentage change = [(125 - 507) / 507] x 100
Subtract the new number by the original number
125 - 507 = -382
-382 ÷ 507 = -0.7534516765285996
-0.7534516765285996 x 100 = -75.35%