-53% is the change from 317 to 149
Calculation steps:
[( 149 - 317 ) ÷ 317] x 100 = -53%
Formula
Percentage change = [(149 - 317) / 317] x 100
Subtract the new number by the original number
149 - 317 = -168
-168 ÷ 317 = -0.5299684542586751
-0.5299684542586751 x 100 = -53%