-48.05% is the change from 847 to 440
Calculation steps:
[( 440 - 847 ) ÷ 847] x 100 = -48.05%
Formula
Percentage change = [(440 - 847) / 847] x 100
Subtract the new number by the original number
440 - 847 = -407
-407 ÷ 847 = -0.4805194805194805
-0.4805194805194805 x 100 = -48.05%