-55.78% is the change from 839 to 371
Calculation steps:
[( 371 - 839 ) ÷ 839] x 100 = -55.78%
Formula
Percentage change = [(371 - 839) / 839] x 100
Subtract the new number by the original number
371 - 839 = -468
-468 ÷ 839 = -0.5578069129916567
-0.5578069129916567 x 100 = -55.78%