-62.46% is the change from 309 to 116
Calculation steps:
[( 116 - 309 ) ÷ 309] x 100 = -62.46%
Formula
Percentage change = [(116 - 309) / 309] x 100
Subtract the new number by the original number
116 - 309 = -193
-193 ÷ 309 = -0.6245954692556634
-0.6245954692556634 x 100 = -62.46%