-87.92% is the change from 836 to 101
Calculation steps:
[( 101 - 836 ) ÷ 836] x 100 = -87.92%
Formula
Percentage change = [(101 - 836) / 836] x 100
Subtract the new number by the original number
101 - 836 = -735
-735 ÷ 836 = -0.8791866028708134
-0.8791866028708134 x 100 = -87.92%