-19.53% is the change from 297 to 239
Calculation steps:
[( 239 - 297 ) ÷ 297] x 100 = -19.53%
Formula
Percentage change = [(239 - 297) / 297] x 100
Subtract the new number by the original number
239 - 297 = -58
-58 ÷ 297 = -0.19528619528619529
-0.19528619528619529 x 100 = -19.53%