197.44% is the change from 273 to 812
Calculation steps:
[( 812 - 273 ) ÷ 273] x 100 = 197.44%
Formula
Percentage change = [(812 - 273) / 273] x 100
Subtract the new number by the original number
812 - 273 = 539
539 ÷ 273 = 1.9743589743589745
1.9743589743589745 x 100 = 197.44%