-86.71% is the change from 662 to 88
Calculation steps:
[( 88 - 662 ) ÷ 662] x 100 = -86.71%
Formula
Percentage change = [(88 - 662) / 662] x 100
Subtract the new number by the original number
88 - 662 = -574
-574 ÷ 662 = -0.8670694864048338
-0.8670694864048338 x 100 = -86.71%