-72.53% is the change from 648 to 178
Calculation steps:
[( 178 - 648 ) ÷ 648] x 100 = -72.53%
Formula
Percentage change = [(178 - 648) / 648] x 100
Subtract the new number by the original number
178 - 648 = -470
-470 ÷ 648 = -0.7253086419753086
-0.7253086419753086 x 100 = -72.53%