-99.76% is the change from 847 to 2
Calculation steps:
[( 2 - 847 ) ÷ 847] x 100 = -99.76%
Formula
Percentage change = [(2 - 847) / 847] x 100
Subtract the new number by the original number
2 - 847 = -845
-845 ÷ 847 = -0.9976387249114522
-0.9976387249114522 x 100 = -99.76%