63.18% is the change from 611 to 997
Calculation steps:
[( 997 - 611 ) ÷ 611] x 100 = 63.18%
Formula
Percentage change = [(997 - 611) / 611] x 100
Subtract the new number by the original number
997 - 611 = 386
386 ÷ 611 = 0.6317512274959084
0.6317512274959084 x 100 = 63.18%