-89.07% is the change from 677 to 74
Calculation steps:
[( 74 - 677 ) ÷ 677] x 100 = -89.07%
Formula
Percentage change = [(74 - 677) / 677] x 100
Subtract the new number by the original number
74 - 677 = -603
-603 ÷ 677 = -0.8906942392909897
-0.8906942392909897 x 100 = -89.07%