180.51% is the change from 277 to 777
Calculation steps:
[( 777 - 277 ) ÷ 277] x 100 = 180.51%
Formula
Percentage change = [(777 - 277) / 277] x 100
Subtract the new number by the original number
777 - 277 = 500
500 ÷ 277 = 1.8050541516245486
1.8050541516245486 x 100 = 180.51%