-73.76% is the change from 545 to 143
Calculation steps:
[( 143 - 545 ) ÷ 545] x 100 = -73.76%
Formula
Percentage change = [(143 - 545) / 545] x 100
Subtract the new number by the original number
143 - 545 = -402
-402 ÷ 545 = -0.7376146788990826
-0.7376146788990826 x 100 = -73.76%