-42.92% is the change from 699 to 399
Calculation steps:
[( 399 - 699 ) ÷ 699] x 100 = -42.92%
Formula
Percentage change = [(399 - 699) / 699] x 100
Subtract the new number by the original number
399 - 699 = -300
-300 ÷ 699 = -0.4291845493562232
-0.4291845493562232 x 100 = -42.92%