-36% is the change from 839 to 537
Calculation steps:
[( 537 - 839 ) ÷ 839] x 100 = -36%
Formula
Percentage change = [(537 - 839) / 839] x 100
Subtract the new number by the original number
537 - 839 = -302
-302 ÷ 839 = -0.3599523241954708
-0.3599523241954708 x 100 = -36%