-49.11% is the change from 847 to 431
Calculation steps:
[( 431 - 847 ) ÷ 847] x 100 = -49.11%
Formula
Percentage change = [(431 - 847) / 847] x 100
Subtract the new number by the original number
431 - 847 = -416
-416 ÷ 847 = -0.4911452184179457
-0.4911452184179457 x 100 = -49.11%