50.77% is the change from 392 to 591
Calculation steps:
[( 591 - 392 ) ÷ 392] x 100 = 50.77%
Formula
Percentage change = [(591 - 392) / 392] x 100
Subtract the new number by the original number
591 - 392 = 199
199 ÷ 392 = 0.5076530612244898
0.5076530612244898 x 100 = 50.77%