54.95% is the change from 555 to 860
Calculation steps:
[( 860 - 555 ) ÷ 555] x 100 = 54.95%
Formula
Percentage change = [(860 - 555) / 555] x 100
Subtract the new number by the original number
860 - 555 = 305
305 ÷ 555 = 0.5495495495495496
0.5495495495495496 x 100 = 54.95%