-35.4% is the change from 983 to 635
Calculation steps:
[( 635 - 983 ) ÷ 983] x 100 = -35.4%
Formula
Percentage change = [(635 - 983) / 983] x 100
Subtract the new number by the original number
635 - 983 = -348
-348 ÷ 983 = -0.3540183112919634
-0.3540183112919634 x 100 = -35.4%