-51.14% is the change from 700 to 342
Calculation steps:
[( 342 - 700 ) ÷ 700] x 100 = -51.14%
Formula
Percentage change = [(342 - 700) / 700] x 100
Subtract the new number by the original number
342 - 700 = -358
-358 ÷ 700 = -0.5114285714285715
-0.5114285714285715 x 100 = -51.14%