-78.13% is the change from 782 to 171
Calculation steps:
[( 171 - 782 ) ÷ 782] x 100 = -78.13%
Formula
Percentage change = [(171 - 782) / 782] x 100
Subtract the new number by the original number
171 - 782 = -611
-611 ÷ 782 = -0.7813299232736572
-0.7813299232736572 x 100 = -78.13%