-49.78% is the change from 697 to 350
Calculation steps:
[( 350 - 697 ) ÷ 697] x 100 = -49.78%
Formula
Percentage change = [(350 - 697) / 697] x 100
Subtract the new number by the original number
350 - 697 = -347
-347 ÷ 697 = -0.49784791965566716
-0.49784791965566716 x 100 = -49.78%