-60.77% is the change from 836 to 328
Calculation steps:
[( 328 - 836 ) ÷ 836] x 100 = -60.77%
Formula
Percentage change = [(328 - 836) / 836] x 100
Subtract the new number by the original number
328 - 836 = -508
-508 ÷ 836 = -0.6076555023923444
-0.6076555023923444 x 100 = -60.77%