-54.15% is the change from 698 to 320
Calculation steps:
[( 320 - 698 ) ÷ 698] x 100 = -54.15%
Formula
Percentage change = [(320 - 698) / 698] x 100
Subtract the new number by the original number
320 - 698 = -378
-378 ÷ 698 = -0.5415472779369628
-0.5415472779369628 x 100 = -54.15%