32.5% is the change from 520 to 689
Calculation steps:
[( 689 - 520 ) ÷ 520] x 100 = 32.5%
Formula
Percentage change = [(689 - 520) / 520] x 100
Subtract the new number by the original number
689 - 520 = 169
169 ÷ 520 = 0.325
0.325 x 100 = 32.5%
Example