-64.19% is the change from 620 to 222
Calculation steps:
[( 222 - 620 ) ÷ 620] x 100 = -64.19%
Formula
Percentage change = [(222 - 620) / 620] x 100
Subtract the new number by the original number
222 - 620 = -398
-398 ÷ 620 = -0.6419354838709678
-0.6419354838709678 x 100 = -64.19%