-82.65% is the change from 98 to 17
Calculation steps:
[( 17 - 98 ) ÷ 98] x 100 = -82.65%
Formula
Percentage change = [(17 - 98) / 98] x 100
Subtract the new number by the original number
17 - 98 = -81
-81 ÷ 98 = -0.826530612244898
-0.826530612244898 x 100 = -82.65%