-72.18% is the change from 284 to 79
Calculation steps:
[( 79 - 284 ) ÷ 284] x 100 = -72.18%
Formula
Percentage change = [(79 - 284) / 284] x 100
Subtract the new number by the original number
79 - 284 = -205
-205 ÷ 284 = -0.721830985915493
-0.721830985915493 x 100 = -72.18%