-80.35% is the change from 341 to 67
Calculation steps:
[( 67 - 341 ) ÷ 341] x 100 = -80.35%
Formula
Percentage change = [(67 - 341) / 341] x 100
Subtract the new number by the original number
67 - 341 = -274
-274 ÷ 341 = -0.8035190615835777
-0.8035190615835777 x 100 = -80.35%