274.81% is the change from 266 to 997
Calculation steps:
[( 997 - 266 ) ÷ 266] x 100 = 274.81%
Formula
Percentage change = [(997 - 266) / 266] x 100
Subtract the new number by the original number
997 - 266 = 731
731 ÷ 266 = 2.7481203007518795
2.7481203007518795 x 100 = 274.81%