292.42% is the change from 211 to 828
Calculation steps:
[( 828 - 211 ) ÷ 211] x 100 = 292.42%
Formula
Percentage change = [(828 - 211) / 211] x 100
Subtract the new number by the original number
828 - 211 = 617
617 ÷ 211 = 2.924170616113744
2.924170616113744 x 100 = 292.42%