-69.18% is the change from 837 to 258
Calculation steps:
[( 258 - 837 ) ÷ 837] x 100 = -69.18%
Formula
Percentage change = [(258 - 837) / 837] x 100
Subtract the new number by the original number
258 - 837 = -579
-579 ÷ 837 = -0.6917562724014337
-0.6917562724014337 x 100 = -69.18%