-48.55% is the change from 346 to 178
Calculation steps:
[( 178 - 346 ) ÷ 346] x 100 = -48.55%
Formula
Percentage change = [(178 - 346) / 346] x 100
Subtract the new number by the original number
178 - 346 = -168
-168 ÷ 346 = -0.48554913294797686
-0.48554913294797686 x 100 = -48.55%