-83.25% is the change from 406 to 68
Calculation steps:
[( 68 - 406 ) ÷ 406] x 100 = -83.25%
Formula
Percentage change = [(68 - 406) / 406] x 100
Subtract the new number by the original number
68 - 406 = -338
-338 ÷ 406 = -0.8325123152709359
-0.8325123152709359 x 100 = -83.25%