87.97% is the change from 291 to 547
Calculation steps:
[( 547 - 291 ) ÷ 291] x 100 = 87.97%
Formula
Percentage change = [(547 - 291) / 291] x 100
Subtract the new number by the original number
547 - 291 = 256
256 ÷ 291 = 0.8797250859106529
0.8797250859106529 x 100 = 87.97%