-75.9% is the change from 527 to 127
Calculation steps:
[( 127 - 527 ) ÷ 527] x 100 = -75.9%
Formula
Percentage change = [(127 - 527) / 527] x 100
Subtract the new number by the original number
127 - 527 = -400
-400 ÷ 527 = -0.7590132827324478
-0.7590132827324478 x 100 = -75.9%