-88.48% is the change from 521 to 60
Calculation steps:
[( 60 - 521 ) ÷ 521] x 100 = -88.48%
Formula
Percentage change = [(60 - 521) / 521] x 100
Subtract the new number by the original number
60 - 521 = -461
-461 ÷ 521 = -0.8848368522072937
-0.8848368522072937 x 100 = -88.48%