-54.53% is the change from 706 to 321
Calculation steps:
[( 321 - 706 ) ÷ 706] x 100 = -54.53%
Formula
Percentage change = [(321 - 706) / 706] x 100
Subtract the new number by the original number
321 - 706 = -385
-385 ÷ 706 = -0.5453257790368272
-0.5453257790368272 x 100 = -54.53%