-78.03% is the change from 783 to 172
Calculation steps:
[( 172 - 783 ) ÷ 783] x 100 = -78.03%
Formula
Percentage change = [(172 - 783) / 783] x 100
Subtract the new number by the original number
172 - 783 = -611
-611 ÷ 783 = -0.7803320561941252
-0.7803320561941252 x 100 = -78.03%