86.87% is the change from 297 to 555
Calculation steps:
[( 555 - 297 ) ÷ 297] x 100 = 86.87%
Formula
Percentage change = [(555 - 297) / 297] x 100
Subtract the new number by the original number
555 - 297 = 258
258 ÷ 297 = 0.8686868686868687
0.8686868686868687 x 100 = 86.87%