189.85% is the change from 266 to 771
Calculation steps:
[( 771 - 266 ) ÷ 266] x 100 = 189.85%
Formula
Percentage change = [(771 - 266) / 266] x 100
Subtract the new number by the original number
771 - 266 = 505
505 ÷ 266 = 1.8984962406015038
1.8984962406015038 x 100 = 189.85%