-87.53% is the change from 938 to 117
Calculation steps:
[( 117 - 938 ) ÷ 938] x 100 = -87.53%
Formula
Percentage change = [(117 - 938) / 938] x 100
Subtract the new number by the original number
117 - 938 = -821
-821 ÷ 938 = -0.8752665245202559
-0.8752665245202559 x 100 = -87.53%