26.73% is the change from 520 to 659
Calculation steps:
[( 659 - 520 ) ÷ 520] x 100 = 26.73%
Formula
Percentage change = [(659 - 520) / 520] x 100
Subtract the new number by the original number
659 - 520 = 139
139 ÷ 520 = 0.2673076923076923
0.2673076923076923 x 100 = 26.73%