-56.73% is the change from 342 to 148
Calculation steps:
[( 148 - 342 ) ÷ 342] x 100 = -56.73%
Formula
Percentage change = [(148 - 342) / 342] x 100
Subtract the new number by the original number
148 - 342 = -194
-194 ÷ 342 = -0.5672514619883041
-0.5672514619883041 x 100 = -56.73%