-93.47% is the change from 689 to 45
Calculation steps:
[( 45 - 689 ) ÷ 689] x 100 = -93.47%
Formula
Percentage change = [(45 - 689) / 689] x 100
Subtract the new number by the original number
45 - 689 = -644
-644 ÷ 689 = -0.9346879535558781
-0.9346879535558781 x 100 = -93.47%