-84.77% is the change from 906 to 138
Calculation steps:
[( 138 - 906 ) ÷ 906] x 100 = -84.77%
Formula
Percentage change = [(138 - 906) / 906] x 100
Subtract the new number by the original number
138 - 906 = -768
-768 ÷ 906 = -0.847682119205298
-0.847682119205298 x 100 = -84.77%