149.84% is the change from 311 to 777
Calculation steps:
[( 777 - 311 ) ÷ 311] x 100 = 149.84%
Formula
Percentage change = [(777 - 311) / 311] x 100
Subtract the new number by the original number
777 - 311 = 466
466 ÷ 311 = 1.4983922829581993
1.4983922829581993 x 100 = 149.84%