87.33% is the change from 513 to 961
Calculation steps:
[( 961 - 513 ) ÷ 513] x 100 = 87.33%
Formula
Percentage change = [(961 - 513) / 513] x 100
Subtract the new number by the original number
961 - 513 = 448
448 ÷ 513 = 0.8732943469785575
0.8732943469785575 x 100 = 87.33%