-23.82% is the change from 319 to 243
Calculation steps:
[( 243 - 319 ) ÷ 319] x 100 = -23.82%
Formula
Percentage change = [(243 - 319) / 319] x 100
Subtract the new number by the original number
243 - 319 = -76
-76 ÷ 319 = -0.23824451410658307
-0.23824451410658307 x 100 = -23.82%