87.33% is the change from 529 to 991
Calculation steps:
[( 991 - 529 ) ÷ 529] x 100 = 87.33%
Formula
Percentage change = [(991 - 529) / 529] x 100
Subtract the new number by the original number
991 - 529 = 462
462 ÷ 529 = 0.8733459357277883
0.8733459357277883 x 100 = 87.33%