-94.06% is the change from 286 to 17
Calculation steps:
[( 17 - 286 ) ÷ 286] x 100 = -94.06%
Formula
Percentage change = [(17 - 286) / 286] x 100
Subtract the new number by the original number
17 - 286 = -269
-269 ÷ 286 = -0.9405594405594405
-0.9405594405594405 x 100 = -94.06%