-78.5% is the change from 679 to 146
Calculation steps:
[( 146 - 679 ) ÷ 679] x 100 = -78.5%
Formula
Percentage change = [(146 - 679) / 679] x 100
Subtract the new number by the original number
146 - 679 = -533
-533 ÷ 679 = -0.7849779086892489
-0.7849779086892489 x 100 = -78.5%