-47.01% is the change from 938 to 497
Calculation steps:
[( 497 - 938 ) ÷ 938] x 100 = -47.01%
Formula
Percentage change = [(497 - 938) / 938] x 100
Subtract the new number by the original number
497 - 938 = -441
-441 ÷ 938 = -0.4701492537313433
-0.4701492537313433 x 100 = -47.01%