-55.87% is the change from 954 to 421
Calculation steps:
[( 421 - 954 ) ÷ 954] x 100 = -55.87%
Formula
Percentage change = [(421 - 954) / 954] x 100
Subtract the new number by the original number
421 - 954 = -533
-533 ÷ 954 = -0.5587002096436059
-0.5587002096436059 x 100 = -55.87%