-51.72% is the change from 841 to 406
Calculation steps:
[( 406 - 841 ) ÷ 841] x 100 = -51.72%
Formula
Percentage change = [(406 - 841) / 841] x 100
Subtract the new number by the original number
406 - 841 = -435
-435 ÷ 841 = -0.5172413793103449
-0.5172413793103449 x 100 = -51.72%