-51.35% is the change from 703 to 342
Calculation steps:
[( 342 - 703 ) ÷ 703] x 100 = -51.35%
Formula
Percentage change = [(342 - 703) / 703] x 100
Subtract the new number by the original number
342 - 703 = -361
-361 ÷ 703 = -0.5135135135135135
-0.5135135135135135 x 100 = -51.35%