-32.58% is the change from 620 to 418
Calculation steps:
[( 418 - 620 ) ÷ 620] x 100 = -32.58%
Formula
Percentage change = [(418 - 620) / 620] x 100
Subtract the new number by the original number
418 - 620 = -202
-202 ÷ 620 = -0.3258064516129032
-0.3258064516129032 x 100 = -32.58%