-82.73% is the change from 110 to 19
Calculation steps:
[( 19 - 110 ) ÷ 110] x 100 = -82.73%
Formula
Percentage change = [(19 - 110) / 110] x 100
Subtract the new number by the original number
19 - 110 = -91
-91 ÷ 110 = -0.8272727272727273
-0.8272727272727273 x 100 = -82.73%