-78.67% is the change from 966 to 206
Calculation steps:
[( 206 - 966 ) ÷ 966] x 100 = -78.67%
Formula
Percentage change = [(206 - 966) / 966] x 100
Subtract the new number by the original number
206 - 966 = -760
-760 ÷ 966 = -0.7867494824016563
-0.7867494824016563 x 100 = -78.67%