-15.3% is the change from 843 to 714
Calculation steps:
[( 714 - 843 ) ÷ 843] x 100 = -15.3%
Formula
Percentage change = [(714 - 843) / 843] x 100
Subtract the new number by the original number
714 - 843 = -129
-129 ÷ 843 = -0.15302491103202848
-0.15302491103202848 x 100 = -15.3%