-68.11% is the change from 969 to 309
Calculation steps:
[( 309 - 969 ) ÷ 969] x 100 = -68.11%
Formula
Percentage change = [(309 - 969) / 969] x 100
Subtract the new number by the original number
309 - 969 = -660
-660 ÷ 969 = -0.6811145510835913
-0.6811145510835913 x 100 = -68.11%