139.35% is the change from 277 to 663
Calculation steps:
[( 663 - 277 ) ÷ 277] x 100 = 139.35%
Formula
Percentage change = [(663 - 277) / 277] x 100
Subtract the new number by the original number
663 - 277 = 386
386 ÷ 277 = 1.3935018050541517
1.3935018050541517 x 100 = 139.35%