281.6% is the change from 212 to 809
Calculation steps:
[( 809 - 212 ) ÷ 212] x 100 = 281.6%
Formula
Percentage change = [(809 - 212) / 212] x 100
Subtract the new number by the original number
809 - 212 = 597
597 ÷ 212 = 2.8160377358490565
2.8160377358490565 x 100 = 281.6%