57.14% is the change from 196 to 308
Calculation steps:
[( 308 - 196 ) ÷ 196] x 100 = 57.14%
Formula
Percentage change = [(308 - 196) / 196] x 100
Subtract the new number by the original number
308 - 196 = 112
112 ÷ 196 = 0.5714285714285714
0.5714285714285714 x 100 = 57.14%