57.76% is the change from 438 to 691
Calculation steps:
[( 691 - 438 ) ÷ 438] x 100 = 57.76%
Formula
Percentage change = [(691 - 438) / 438] x 100
Subtract the new number by the original number
691 - 438 = 253
253 ÷ 438 = 0.5776255707762558
0.5776255707762558 x 100 = 57.76%