62.08% is the change from 509 to 825
Calculation steps:
[( 825 - 509 ) ÷ 509] x 100 = 62.08%
Formula
Percentage change = [(825 - 509) / 509] x 100
Subtract the new number by the original number
825 - 509 = 316
316 ÷ 509 = 0.6208251473477406
0.6208251473477406 x 100 = 62.08%