-42.98% is the change from 563 to 321
Calculation steps:
[( 321 - 563 ) ÷ 563] x 100 = -42.98%
Formula
Percentage change = [(321 - 563) / 563] x 100
Subtract the new number by the original number
321 - 563 = -242
-242 ÷ 563 = -0.42984014209591476
-0.42984014209591476 x 100 = -42.98%