-99.79% is the change from 936 to 2
Calculation steps:
[( 2 - 936 ) ÷ 936] x 100 = -99.79%
Formula
Percentage change = [(2 - 936) / 936] x 100
Subtract the new number by the original number
2 - 936 = -934
-934 ÷ 936 = -0.9978632478632479
-0.9978632478632479 x 100 = -99.79%