-88.92% is the change from 668 to 74
Calculation steps:
[( 74 - 668 ) ÷ 668] x 100 = -88.92%
Formula
Percentage change = [(74 - 668) / 668] x 100
Subtract the new number by the original number
74 - 668 = -594
-594 ÷ 668 = -0.8892215568862275
-0.8892215568862275 x 100 = -88.92%