-54.27% is the change from 936 to 428
Calculation steps:
[( 428 - 936 ) ÷ 936] x 100 = -54.27%
Formula
Percentage change = [(428 - 936) / 936] x 100
Subtract the new number by the original number
428 - 936 = -508
-508 ÷ 936 = -0.5427350427350427
-0.5427350427350427 x 100 = -54.27%