-49.64% is the change from 691 to 348
Calculation steps:
[( 348 - 691 ) ÷ 691] x 100 = -49.64%
Formula
Percentage change = [(348 - 691) / 691] x 100
Subtract the new number by the original number
348 - 691 = -343
-343 ÷ 691 = -0.4963820549927641
-0.4963820549927641 x 100 = -49.64%