1.94% is the change from 515 to 525
Calculation steps:
[( 525 - 515 ) ÷ 515] x 100 = 1.94%
Formula
Percentage change = [(525 - 515) / 515] x 100
Subtract the new number by the original number
525 - 515 = 10
10 ÷ 515 = 0.019417475728155338
0.019417475728155338 x 100 = 1.94%