-20.91% is the change from 684 to 541
Calculation steps:
[( 541 - 684 ) ÷ 684] x 100 = -20.91%
Formula
Percentage change = [(541 - 684) / 684] x 100
Subtract the new number by the original number
541 - 684 = -143
-143 ÷ 684 = -0.20906432748538012
-0.20906432748538012 x 100 = -20.91%