-94.56% is the change from 919 to 50
Calculation steps:
[( 50 - 919 ) ÷ 919] x 100 = -94.56%
Formula
Percentage change = [(50 - 919) / 919] x 100
Subtract the new number by the original number
50 - 919 = -869
-869 ÷ 919 = -0.9455930359085963
-0.9455930359085963 x 100 = -94.56%