64.52% is the change from 606 to 997
Calculation steps:
[( 997 - 606 ) ÷ 606] x 100 = 64.52%
Formula
Percentage change = [(997 - 606) / 606] x 100
Subtract the new number by the original number
997 - 606 = 391
391 ÷ 606 = 0.6452145214521452
0.6452145214521452 x 100 = 64.52%