-49.78% is the change from 679 to 341
Calculation steps:
[( 341 - 679 ) ÷ 679] x 100 = -49.78%
Formula
Percentage change = [(341 - 679) / 679] x 100
Subtract the new number by the original number
341 - 679 = -338
-338 ÷ 679 = -0.49779086892488955
-0.49779086892488955 x 100 = -49.78%