-84.14% is the change from 662 to 105
Calculation steps:
[( 105 - 662 ) ÷ 662] x 100 = -84.14%
Formula
Percentage change = [(105 - 662) / 662] x 100
Subtract the new number by the original number
105 - 662 = -557
-557 ÷ 662 = -0.8413897280966768
-0.8413897280966768 x 100 = -84.14%