41.52% is the change from 277 to 392
Calculation steps:
[( 392 - 277 ) ÷ 277] x 100 = 41.52%
Formula
Percentage change = [(392 - 277) / 277] x 100
Subtract the new number by the original number
392 - 277 = 115
115 ÷ 277 = 0.4151624548736462
0.4151624548736462 x 100 = 41.52%