-35.57% is the change from 835 to 538
Calculation steps:
[( 538 - 835 ) ÷ 835] x 100 = -35.57%
Formula
Percentage change = [(538 - 835) / 835] x 100
Subtract the new number by the original number
538 - 835 = -297
-297 ÷ 835 = -0.35568862275449104
-0.35568862275449104 x 100 = -35.57%