-71.74% is the change from 966 to 273
Calculation steps:
[( 273 - 966 ) ÷ 966] x 100 = -71.74%
Formula
Percentage change = [(273 - 966) / 966] x 100
Subtract the new number by the original number
273 - 966 = -693
-693 ÷ 966 = -0.717391304347826
-0.717391304347826 x 100 = -71.74%