-50.43% is the change from 696 to 345
Calculation steps:
[( 345 - 696 ) ÷ 696] x 100 = -50.43%
Formula
Percentage change = [(345 - 696) / 696] x 100
Subtract the new number by the original number
345 - 696 = -351
-351 ÷ 696 = -0.5043103448275862
-0.5043103448275862 x 100 = -50.43%