89.19% is the change from 509 to 963
Calculation steps:
[( 963 - 509 ) ÷ 509] x 100 = 89.19%
Formula
Percentage change = [(963 - 509) / 509] x 100
Subtract the new number by the original number
963 - 509 = 454
454 ÷ 509 = 0.8919449901768173
0.8919449901768173 x 100 = 89.19%