-75.84% is the change from 327 to 79
Calculation steps:
[( 79 - 327 ) ÷ 327] x 100 = -75.84%
Formula
Percentage change = [(79 - 327) / 327] x 100
Subtract the new number by the original number
79 - 327 = -248
-248 ÷ 327 = -0.7584097859327217
-0.7584097859327217 x 100 = -75.84%