-85.23% is the change from 623 to 92
Calculation steps:
[( 92 - 623 ) ÷ 623] x 100 = -85.23%
Formula
Percentage change = [(92 - 623) / 623] x 100
Subtract the new number by the original number
92 - 623 = -531
-531 ÷ 623 = -0.8523274478330658
-0.8523274478330658 x 100 = -85.23%