-49.44% is the change from 983 to 497
Calculation steps:
[( 497 - 983 ) ÷ 983] x 100 = -49.44%
Formula
Percentage change = [(497 - 983) / 983] x 100
Subtract the new number by the original number
497 - 983 = -486
-486 ÷ 983 = -0.49440488301119023
-0.49440488301119023 x 100 = -49.44%