-33.01% is the change from 627 to 420
Calculation steps:
[( 420 - 627 ) ÷ 627] x 100 = -33.01%
Formula
Percentage change = [(420 - 627) / 627] x 100
Subtract the new number by the original number
420 - 627 = -207
-207 ÷ 627 = -0.33014354066985646
-0.33014354066985646 x 100 = -33.01%