100.36% is the change from 277 to 555
Calculation steps:
[( 555 - 277 ) ÷ 277] x 100 = 100.36%
Formula
Percentage change = [(555 - 277) / 277] x 100
Subtract the new number by the original number
555 - 277 = 278
278 ÷ 277 = 1.0036101083032491
1.0036101083032491 x 100 = 100.36%