89.48% is the change from 523 to 991
Calculation steps:
[( 991 - 523 ) ÷ 523] x 100 = 89.48%
Formula
Percentage change = [(991 - 523) / 523] x 100
Subtract the new number by the original number
991 - 523 = 468
468 ÷ 523 = 0.8948374760994264
0.8948374760994264 x 100 = 89.48%