-55.05% is the change from 841 to 378
Calculation steps:
[( 378 - 841 ) ÷ 841] x 100 = -55.05%
Formula
Percentage change = [(378 - 841) / 841] x 100
Subtract the new number by the original number
378 - 841 = -463
-463 ÷ 841 = -0.5505350772889417
-0.5505350772889417 x 100 = -55.05%