34.65% is the change from 606 to 816
Calculation steps:
[( 816 - 606 ) ÷ 606] x 100 = 34.65%
Formula
Percentage change = [(816 - 606) / 606] x 100
Subtract the new number by the original number
816 - 606 = 210
210 ÷ 606 = 0.3465346534653465
0.3465346534653465 x 100 = 34.65%