209.28% is the change from 291 to 900
Calculation steps:
[( 900 - 291 ) ÷ 291] x 100 = 209.28%
Formula
Percentage change = [(900 - 291) / 291] x 100
Subtract the new number by the original number
900 - 291 = 609
609 ÷ 291 = 2.0927835051546393
2.0927835051546393 x 100 = 209.28%