56.35% is the change from 197 to 308
Calculation steps:
[( 308 - 197 ) ÷ 197] x 100 = 56.35%
Formula
Percentage change = [(308 - 197) / 197] x 100
Subtract the new number by the original number
308 - 197 = 111
111 ÷ 197 = 0.5634517766497462
0.5634517766497462 x 100 = 56.35%