-21.84% is the change from 316 to 247
Calculation steps:
[( 247 - 316 ) ÷ 316] x 100 = -21.84%
Formula
Percentage change = [(247 - 316) / 316] x 100
Subtract the new number by the original number
247 - 316 = -69
-69 ÷ 316 = -0.21835443037974683
-0.21835443037974683 x 100 = -21.84%