-48.46% is the change from 681 to 351
Calculation steps:
[( 351 - 681 ) ÷ 681] x 100 = -48.46%
Formula
Percentage change = [(351 - 681) / 681] x 100
Subtract the new number by the original number
351 - 681 = -330
-330 ÷ 681 = -0.4845814977973568
-0.4845814977973568 x 100 = -48.46%