-12.18% is the change from 706 to 620
Calculation steps:
[( 620 - 706 ) ÷ 706] x 100 = -12.18%
Formula
Percentage change = [(620 - 706) / 706] x 100
Subtract the new number by the original number
620 - 706 = -86
-86 ÷ 706 = -0.12181303116147309
-0.12181303116147309 x 100 = -12.18%