307.35% is the change from 68 to 277
Calculation steps:
[( 277 - 68 ) ÷ 68] x 100 = 307.35%
Formula
Percentage change = [(277 - 68) / 68] x 100
Subtract the new number by the original number
277 - 68 = 209
209 ÷ 68 = 3.073529411764706
3.073529411764706 x 100 = 307.35%