-94.69% is the change from 678 to 36
Calculation steps:
[( 36 - 678 ) ÷ 678] x 100 = -94.69%
Formula
Percentage change = [(36 - 678) / 678] x 100
Subtract the new number by the original number
36 - 678 = -642
-642 ÷ 678 = -0.9469026548672567
-0.9469026548672567 x 100 = -94.69%