-71.27% is the change from 543 to 156
Calculation steps:
[( 156 - 543 ) ÷ 543] x 100 = -71.27%
Formula
Percentage change = [(156 - 543) / 543] x 100
Subtract the new number by the original number
156 - 543 = -387
-387 ÷ 543 = -0.712707182320442
-0.712707182320442 x 100 = -71.27%