-86.46% is the change from 554 to 75
Calculation steps:
[( 75 - 554 ) ÷ 554] x 100 = -86.46%
Formula
Percentage change = [(75 - 554) / 554] x 100
Subtract the new number by the original number
75 - 554 = -479
-479 ÷ 554 = -0.8646209386281588
-0.8646209386281588 x 100 = -86.46%