-35.49% is the change from 679 to 438
Calculation steps:
[( 438 - 679 ) ÷ 679] x 100 = -35.49%
Formula
Percentage change = [(438 - 679) / 679] x 100
Subtract the new number by the original number
438 - 679 = -241
-241 ÷ 679 = -0.3549337260677467
-0.3549337260677467 x 100 = -35.49%