-76.66% is the change from 317 to 74
Calculation steps:
[( 74 - 317 ) ÷ 317] x 100 = -76.66%
Formula
Percentage change = [(74 - 317) / 317] x 100
Subtract the new number by the original number
74 - 317 = -243
-243 ÷ 317 = -0.7665615141955836
-0.7665615141955836 x 100 = -76.66%