-98.19% is the change from 938 to 17
Calculation steps:
[( 17 - 938 ) ÷ 938] x 100 = -98.19%
Formula
Percentage change = [(17 - 938) / 938] x 100
Subtract the new number by the original number
17 - 938 = -921
-921 ÷ 938 = -0.9818763326226013
-0.9818763326226013 x 100 = -98.19%