-82.03% is the change from 690 to 124
Calculation steps:
[( 124 - 690 ) ÷ 690] x 100 = -82.03%
Formula
Percentage change = [(124 - 690) / 690] x 100
Subtract the new number by the original number
124 - 690 = -566
-566 ÷ 690 = -0.8202898550724638
-0.8202898550724638 x 100 = -82.03%