86.53% is the change from 297 to 554
Calculation steps:
[( 554 - 297 ) ÷ 297] x 100 = 86.53%
Formula
Percentage change = [(554 - 297) / 297] x 100
Subtract the new number by the original number
554 - 297 = 257
257 ÷ 297 = 0.8653198653198653
0.8653198653198653 x 100 = 86.53%