-84.29% is the change from 662 to 104
Calculation steps:
[( 104 - 662 ) ÷ 662] x 100 = -84.29%
Formula
Percentage change = [(104 - 662) / 662] x 100
Subtract the new number by the original number
104 - 662 = -558
-558 ÷ 662 = -0.8429003021148036
-0.8429003021148036 x 100 = -84.29%