-76.8% is the change from 543 to 126
Calculation steps:
[( 126 - 543 ) ÷ 543] x 100 = -76.8%
Formula
Percentage change = [(126 - 543) / 543] x 100
Subtract the new number by the original number
126 - 543 = -417
-417 ÷ 543 = -0.7679558011049724
-0.7679558011049724 x 100 = -76.8%