-99.56% is the change from 910 to 4
Calculation steps:
[( 4 - 910 ) ÷ 910] x 100 = -99.56%
Formula
Percentage change = [(4 - 910) / 910] x 100
Subtract the new number by the original number
4 - 910 = -906
-906 ÷ 910 = -0.9956043956043956
-0.9956043956043956 x 100 = -99.56%