-73.18% is the change from 399 to 107
Calculation steps:
[( 107 - 399 ) ÷ 399] x 100 = -73.18%
Formula
Percentage change = [(107 - 399) / 399] x 100
Subtract the new number by the original number
107 - 399 = -292
-292 ÷ 399 = -0.731829573934837
-0.731829573934837 x 100 = -73.18%