-71.43% is the change from 966 to 276
Calculation steps:
[( 276 - 966 ) ÷ 966] x 100 = -71.43%
Formula
Percentage change = [(276 - 966) / 966] x 100
Subtract the new number by the original number
276 - 966 = -690
-690 ÷ 966 = -0.7142857142857143
-0.7142857142857143 x 100 = -71.43%