178.34% is the change from 277 to 771
Calculation steps:
[( 771 - 277 ) ÷ 277] x 100 = 178.34%
Formula
Percentage change = [(771 - 277) / 277] x 100
Subtract the new number by the original number
771 - 277 = 494
494 ÷ 277 = 1.7833935018050542
1.7833935018050542 x 100 = 178.34%