-97.24% is the change from 689 to 19
Calculation steps:
[( 19 - 689 ) ÷ 689] x 100 = -97.24%
Formula
Percentage change = [(19 - 689) / 689] x 100
Subtract the new number by the original number
19 - 689 = -670
-670 ÷ 689 = -0.9724238026124818
-0.9724238026124818 x 100 = -97.24%