-78.29% is the change from 327 to 71
Calculation steps:
[( 71 - 327 ) ÷ 327] x 100 = -78.29%
Formula
Percentage change = [(71 - 327) / 327] x 100
Subtract the new number by the original number
71 - 327 = -256
-256 ÷ 327 = -0.7828746177370031
-0.7828746177370031 x 100 = -78.29%