-21.77% is the change from 836 to 654
Calculation steps:
[( 654 - 836 ) ÷ 836] x 100 = -21.77%
Formula
Percentage change = [(654 - 836) / 836] x 100
Subtract the new number by the original number
654 - 836 = -182
-182 ÷ 836 = -0.21770334928229665
-0.21770334928229665 x 100 = -21.77%