-20.99% is the change from 543 to 429
Calculation steps:
[( 429 - 543 ) ÷ 543] x 100 = -20.99%
Formula
Percentage change = [(429 - 543) / 543] x 100
Subtract the new number by the original number
429 - 543 = -114
-114 ÷ 543 = -0.20994475138121546
-0.20994475138121546 x 100 = -20.99%