-87.3% is the change from 693 to 88
Calculation steps:
[( 88 - 693 ) ÷ 693] x 100 = -87.3%
Formula
Percentage change = [(88 - 693) / 693] x 100
Subtract the new number by the original number
88 - 693 = -605
-605 ÷ 693 = -0.873015873015873
-0.873015873015873 x 100 = -87.3%