-21.34% is the change from 689 to 542
Calculation steps:
[( 542 - 689 ) ÷ 689] x 100 = -21.34%
Formula
Percentage change = [(542 - 689) / 689] x 100
Subtract the new number by the original number
542 - 689 = -147
-147 ÷ 689 = -0.21335268505079827
-0.21335268505079827 x 100 = -21.34%