-34.02% is the change from 679 to 448
Calculation steps:
[( 448 - 679 ) ÷ 679] x 100 = -34.02%
Formula
Percentage change = [(448 - 679) / 679] x 100
Subtract the new number by the original number
448 - 679 = -231
-231 ÷ 679 = -0.3402061855670103
-0.3402061855670103 x 100 = -34.02%