307.08% is the change from 212 to 863
Calculation steps:
[( 863 - 212 ) ÷ 212] x 100 = 307.08%
Formula
Percentage change = [(863 - 212) / 212] x 100
Subtract the new number by the original number
863 - 212 = 651
651 ÷ 212 = 3.0707547169811322
3.0707547169811322 x 100 = 307.08%