44.14% is the change from 555 to 800
Calculation steps:
[( 800 - 555 ) ÷ 555] x 100 = 44.14%
Formula
Percentage change = [(800 - 555) / 555] x 100
Subtract the new number by the original number
800 - 555 = 245
245 ÷ 555 = 0.44144144144144143
0.44144144144144143 x 100 = 44.14%