-71.4% is the change from 584 to 167
Calculation steps:
[( 167 - 584 ) ÷ 584] x 100 = -71.4%
Formula
Percentage change = [(167 - 584) / 584] x 100
Subtract the new number by the original number
167 - 584 = -417
-417 ÷ 584 = -0.714041095890411
-0.714041095890411 x 100 = -71.4%