-86.78% is the change from 552 to 73
Calculation steps:
[( 73 - 552 ) ÷ 552] x 100 = -86.78%
Formula
Percentage change = [(73 - 552) / 552] x 100
Subtract the new number by the original number
73 - 552 = -479
-479 ÷ 552 = -0.8677536231884058
-0.8677536231884058 x 100 = -86.78%