27700% is the change from 2 to 556
Calculation steps:
[( 556 - 2 ) ÷ 2] x 100 = 27700%
Formula
Percentage change = [(556 - 2) / 2] x 100
Subtract the new number by the original number
556 - 2 = 554
554 ÷ 2 = 277
277 x 100 = 27700%
Example