-79.6% is the change from 848 to 173
Calculation steps:
[( 173 - 848 ) ÷ 848] x 100 = -79.6%
Formula
Percentage change = [(173 - 848) / 848] x 100
Subtract the new number by the original number
173 - 848 = -675
-675 ÷ 848 = -0.7959905660377359
-0.7959905660377359 x 100 = -79.6%