-51.31% is the change from 343 to 167
Calculation steps:
[( 167 - 343 ) ÷ 343] x 100 = -51.31%
Formula
Percentage change = [(167 - 343) / 343] x 100
Subtract the new number by the original number
167 - 343 = -176
-176 ÷ 343 = -0.5131195335276968
-0.5131195335276968 x 100 = -51.31%