-83.06% is the change from 927 to 157
Calculation steps:
[( 157 - 927 ) ÷ 927] x 100 = -83.06%
Formula
Percentage change = [(157 - 927) / 927] x 100
Subtract the new number by the original number
157 - 927 = -770
-770 ÷ 927 = -0.8306364617044228
-0.8306364617044228 x 100 = -83.06%