211.11% is the change from 261 to 812
Calculation steps:
[( 812 - 261 ) ÷ 261] x 100 = 211.11%
Formula
Percentage change = [(812 - 261) / 261] x 100
Subtract the new number by the original number
812 - 261 = 551
551 ÷ 261 = 2.111111111111111
2.111111111111111 x 100 = 211.11%