-26.59% is the change from 662 to 486
Calculation steps:
[( 486 - 662 ) ÷ 662] x 100 = -26.59%
Formula
Percentage change = [(486 - 662) / 662] x 100
Subtract the new number by the original number
486 - 662 = -176
-176 ÷ 662 = -0.26586102719033233
-0.26586102719033233 x 100 = -26.59%