9.7% is the change from 526 to 577
Calculation steps:
[( 577 - 526 ) ÷ 526] x 100 = 9.7%
Formula
Percentage change = [(577 - 526) / 526] x 100
Subtract the new number by the original number
577 - 526 = 51
51 ÷ 526 = 0.09695817490494296
0.09695817490494296 x 100 = 9.7%