492.05% is the change from 88 to 521
Calculation steps:
[( 521 - 88 ) ÷ 88] x 100 = 492.05%
Formula
Percentage change = [(521 - 88) / 88] x 100
Subtract the new number by the original number
521 - 88 = 433
433 ÷ 88 = 4.920454545454546
4.920454545454546 x 100 = 492.05%