51.92% is the change from 391 to 594
Calculation steps:
[( 594 - 391 ) ÷ 391] x 100 = 51.92%
Formula
Percentage change = [(594 - 391) / 391] x 100
Subtract the new number by the original number
594 - 391 = 203
203 ÷ 391 = 0.5191815856777494
0.5191815856777494 x 100 = 51.92%