-43.04% is the change from 690 to 393
Calculation steps:
[( 393 - 690 ) ÷ 690] x 100 = -43.04%
Formula
Percentage change = [(393 - 690) / 690] x 100
Subtract the new number by the original number
393 - 690 = -297
-297 ÷ 690 = -0.43043478260869567
-0.43043478260869567 x 100 = -43.04%