-36.3% is the change from 843 to 537
Calculation steps:
[( 537 - 843 ) ÷ 843] x 100 = -36.3%
Formula
Percentage change = [(537 - 843) / 843] x 100
Subtract the new number by the original number
537 - 843 = -306
-306 ÷ 843 = -0.36298932384341637
-0.36298932384341637 x 100 = -36.3%