-48.6% is the change from 967 to 497
Calculation steps:
[( 497 - 967 ) ÷ 967] x 100 = -48.6%
Formula
Percentage change = [(497 - 967) / 967] x 100
Subtract the new number by the original number
497 - 967 = -470
-470 ÷ 967 = -0.4860392967942089
-0.4860392967942089 x 100 = -48.6%