-54.55% is the change from 924 to 420
Calculation steps:
[( 420 - 924 ) ÷ 924] x 100 = -54.55%
Formula
Percentage change = [(420 - 924) / 924] x 100
Subtract the new number by the original number
420 - 924 = -504
-504 ÷ 924 = -0.5454545454545454
-0.5454545454545454 x 100 = -54.55%