-40.9% is the change from 841 to 497
Calculation steps:
[( 497 - 841 ) ÷ 841] x 100 = -40.9%
Formula
Percentage change = [(497 - 841) / 841] x 100
Subtract the new number by the original number
497 - 841 = -344
-344 ÷ 841 = -0.4090368608799049
-0.4090368608799049 x 100 = -40.9%