-6.95% is the change from 906 to 843
Calculation steps:
[( 843 - 906 ) ÷ 906] x 100 = -6.95%
Formula
Percentage change = [(843 - 906) / 906] x 100
Subtract the new number by the original number
843 - 906 = -63
-63 ÷ 906 = -0.0695364238410596
-0.0695364238410596 x 100 = -6.95%