-51.59% is the change from 345 to 167
Calculation steps:
[( 167 - 345 ) ÷ 345] x 100 = -51.59%
Formula
Percentage change = [(167 - 345) / 345] x 100
Subtract the new number by the original number
167 - 345 = -178
-178 ÷ 345 = -0.5159420289855072
-0.5159420289855072 x 100 = -51.59%