-99.76% is the change from 841 to 2
Calculation steps:
[( 2 - 841 ) ÷ 841] x 100 = -99.76%
Formula
Percentage change = [(2 - 841) / 841] x 100
Subtract the new number by the original number
2 - 841 = -839
-839 ÷ 841 = -0.9976218787158145
-0.9976218787158145 x 100 = -99.76%