312.18% is the change from 197 to 812
Calculation steps:
[( 812 - 197 ) ÷ 197] x 100 = 312.18%
Formula
Percentage change = [(812 - 197) / 197] x 100
Subtract the new number by the original number
812 - 197 = 615
615 ÷ 197 = 3.1218274111675126
3.1218274111675126 x 100 = 312.18%