-0.71% is the change from 841 to 835
Calculation steps:
[( 835 - 841 ) ÷ 841] x 100 = -0.71%
Formula
Percentage change = [(835 - 841) / 841] x 100
Subtract the new number by the original number
835 - 841 = -6
-6 ÷ 841 = -0.007134363852556481
-0.007134363852556481 x 100 = -0.71%