-31.98% is the change from 247 to 168
Calculation steps:
[( 168 - 247 ) ÷ 247] x 100 = -31.98%
Formula
Percentage change = [(168 - 247) / 247] x 100
Subtract the new number by the original number
168 - 247 = -79
-79 ÷ 247 = -0.31983805668016196
-0.31983805668016196 x 100 = -31.98%