-89.38% is the change from 678 to 72
Calculation steps:
[( 72 - 678 ) ÷ 678] x 100 = -89.38%
Formula
Percentage change = [(72 - 678) / 678] x 100
Subtract the new number by the original number
72 - 678 = -606
-606 ÷ 678 = -0.8938053097345132
-0.8938053097345132 x 100 = -89.38%