-91.82% is the change from 697 to 57
Calculation steps:
[( 57 - 697 ) ÷ 697] x 100 = -91.82%
Formula
Percentage change = [(57 - 697) / 697] x 100
Subtract the new number by the original number
57 - 697 = -640
-640 ÷ 697 = -0.9182209469153515
-0.9182209469153515 x 100 = -91.82%