-43.57% is the change from 342 to 193
Calculation steps:
[( 193 - 342 ) ÷ 342] x 100 = -43.57%
Formula
Percentage change = [(193 - 342) / 342] x 100
Subtract the new number by the original number
193 - 342 = -149
-149 ÷ 342 = -0.43567251461988304
-0.43567251461988304 x 100 = -43.57%