-49.03% is the change from 983 to 501
Calculation steps:
[( 501 - 983 ) ÷ 983] x 100 = -49.03%
Formula
Percentage change = [(501 - 983) / 983] x 100
Subtract the new number by the original number
501 - 983 = -482
-482 ÷ 983 = -0.4903357070193286
-0.4903357070193286 x 100 = -49.03%