177.34% is the change from 278 to 771
Calculation steps:
[( 771 - 278 ) ÷ 278] x 100 = 177.34%
Formula
Percentage change = [(771 - 278) / 278] x 100
Subtract the new number by the original number
771 - 278 = 493
493 ÷ 278 = 1.7733812949640289
1.7733812949640289 x 100 = 177.34%