-93.8% is the change from 919 to 57
Calculation steps:
[( 57 - 919 ) ÷ 919] x 100 = -93.8%
Formula
Percentage change = [(57 - 919) / 919] x 100
Subtract the new number by the original number
57 - 919 = -862
-862 ÷ 919 = -0.9379760609357998
-0.9379760609357998 x 100 = -93.8%