71.17% is the change from 555 to 950
Calculation steps:
[( 950 - 555 ) ÷ 555] x 100 = 71.17%
Formula
Percentage change = [(950 - 555) / 555] x 100
Subtract the new number by the original number
950 - 555 = 395
395 ÷ 555 = 0.7117117117117117
0.7117117117117117 x 100 = 71.17%