-15.31% is the change from 967 to 819
Calculation steps:
[( 819 - 967 ) ÷ 967] x 100 = -15.31%
Formula
Percentage change = [(819 - 967) / 967] x 100
Subtract the new number by the original number
819 - 967 = -148
-148 ÷ 967 = -0.15305067218200621
-0.15305067218200621 x 100 = -15.31%