-17.86% is the change from 655 to 538
Calculation steps:
[( 538 - 655 ) ÷ 655] x 100 = -17.86%
Formula
Percentage change = [(538 - 655) / 655] x 100
Subtract the new number by the original number
538 - 655 = -117
-117 ÷ 655 = -0.17862595419847327
-0.17862595419847327 x 100 = -17.86%