-84.54% is the change from 899 to 139
Calculation steps:
[( 139 - 899 ) ÷ 899] x 100 = -84.54%
Formula
Percentage change = [(139 - 899) / 899] x 100
Subtract the new number by the original number
139 - 899 = -760
-760 ÷ 899 = -0.8453837597330367
-0.8453837597330367 x 100 = -84.54%