-14.98% is the change from 968 to 823
Calculation steps:
[( 823 - 968 ) ÷ 968] x 100 = -14.98%
Formula
Percentage change = [(823 - 968) / 968] x 100
Subtract the new number by the original number
823 - 968 = -145
-145 ÷ 968 = -0.14979338842975207
-0.14979338842975207 x 100 = -14.98%