-91.78% is the change from 827 to 68
Calculation steps:
[( 68 - 827 ) ÷ 827] x 100 = -91.78%
Formula
Percentage change = [(68 - 827) / 827] x 100
Subtract the new number by the original number
68 - 827 = -759
-759 ÷ 827 = -0.9177750906892382
-0.9177750906892382 x 100 = -91.78%