-14% is the change from 957 to 823
Calculation steps:
[( 823 - 957 ) ÷ 957] x 100 = -14%
Formula
Percentage change = [(823 - 957) / 957] x 100
Subtract the new number by the original number
823 - 957 = -134
-134 ÷ 957 = -0.1400208986415883
-0.1400208986415883 x 100 = -14%