-15.97% is the change from 670 to 563
Calculation steps:
[( 563 - 670 ) ÷ 670] x 100 = -15.97%
Formula
Percentage change = [(563 - 670) / 670] x 100
Subtract the new number by the original number
563 - 670 = -107
-107 ÷ 670 = -0.15970149253731344
-0.15970149253731344 x 100 = -15.97%