-97.74% is the change from 841 to 19
Calculation steps:
[( 19 - 841 ) ÷ 841] x 100 = -97.74%
Formula
Percentage change = [(19 - 841) / 841] x 100
Subtract the new number by the original number
19 - 841 = -822
-822 ÷ 841 = -0.9774078478002378
-0.9774078478002378 x 100 = -97.74%