-52.44% is the change from 841 to 400
Calculation steps:
[( 400 - 841 ) ÷ 841] x 100 = -52.44%
Formula
Percentage change = [(400 - 841) / 841] x 100
Subtract the new number by the original number
400 - 841 = -441
-441 ÷ 841 = -0.5243757431629013
-0.5243757431629013 x 100 = -52.44%