-41.87% is the change from 836 to 486
Calculation steps:
[( 486 - 836 ) ÷ 836] x 100 = -41.87%
Formula
Percentage change = [(486 - 836) / 836] x 100
Subtract the new number by the original number
486 - 836 = -350
-350 ÷ 836 = -0.41866028708133973
-0.41866028708133973 x 100 = -41.87%