-41.63% is the change from 836 to 488
Calculation steps:
[( 488 - 836 ) ÷ 836] x 100 = -41.63%
Formula
Percentage change = [(488 - 836) / 836] x 100
Subtract the new number by the original number
488 - 836 = -348
-348 ÷ 836 = -0.41626794258373206
-0.41626794258373206 x 100 = -41.63%