-54.64% is the change from 679 to 308
Calculation steps:
[( 308 - 679 ) ÷ 679] x 100 = -54.64%
Formula
Percentage change = [(308 - 679) / 679] x 100
Subtract the new number by the original number
308 - 679 = -371
-371 ÷ 679 = -0.5463917525773195
-0.5463917525773195 x 100 = -54.64%