-68.87% is the change from 983 to 306
Calculation steps:
[( 306 - 983 ) ÷ 983] x 100 = -68.87%
Formula
Percentage change = [(306 - 983) / 983] x 100
Subtract the new number by the original number
306 - 983 = -677
-677 ÷ 983 = -0.688708036622584
-0.688708036622584 x 100 = -68.87%