-36.62% is the change from 983 to 623
Calculation steps:
[( 623 - 983 ) ÷ 983] x 100 = -36.62%
Formula
Percentage change = [(623 - 983) / 983] x 100
Subtract the new number by the original number
623 - 983 = -360
-360 ÷ 983 = -0.3662258392675483
-0.3662258392675483 x 100 = -36.62%