-50.72% is the change from 698 to 344
Calculation steps:
[( 344 - 698 ) ÷ 698] x 100 = -50.72%
Formula
Percentage change = [(344 - 698) / 698] x 100
Subtract the new number by the original number
344 - 698 = -354
-354 ÷ 698 = -0.5071633237822349
-0.5071633237822349 x 100 = -50.72%