-91.54% is the change from 827 to 70
Calculation steps:
[( 70 - 827 ) ÷ 827] x 100 = -91.54%
Formula
Percentage change = [(70 - 827) / 827] x 100
Subtract the new number by the original number
70 - 827 = -757
-757 ÷ 827 = -0.9153567110036276
-0.9153567110036276 x 100 = -91.54%