261.57% is the change from 255 to 922
Calculation steps:
[( 922 - 255 ) ÷ 255] x 100 = 261.57%
Formula
Percentage change = [(922 - 255) / 255] x 100
Subtract the new number by the original number
922 - 255 = 667
667 ÷ 255 = 2.615686274509804
2.615686274509804 x 100 = 261.57%