-97.72% is the change from 832 to 19
Calculation steps:
[( 19 - 832 ) ÷ 832] x 100 = -97.72%
Formula
Percentage change = [(19 - 832) / 832] x 100
Subtract the new number by the original number
19 - 832 = -813
-813 ÷ 832 = -0.9771634615384616
-0.9771634615384616 x 100 = -97.72%