44.04% is the change from 277 to 399
Calculation steps:
[( 399 - 277 ) ÷ 277] x 100 = 44.04%
Formula
Percentage change = [(399 - 277) / 277] x 100
Subtract the new number by the original number
399 - 277 = 122
122 ÷ 277 = 0.4404332129963899
0.4404332129963899 x 100 = 44.04%