-80.56% is the change from 319 to 62
Calculation steps:
[( 62 - 319 ) ÷ 319] x 100 = -80.56%
Formula
Percentage change = [(62 - 319) / 319] x 100
Subtract the new number by the original number
62 - 319 = -257
-257 ÷ 319 = -0.8056426332288401
-0.8056426332288401 x 100 = -80.56%