-84.59% is the change from 902 to 139
Calculation steps:
[( 139 - 902 ) ÷ 902] x 100 = -84.59%
Formula
Percentage change = [(139 - 902) / 902] x 100
Subtract the new number by the original number
139 - 902 = -763
-763 ÷ 902 = -0.8458980044345898
-0.8458980044345898 x 100 = -84.59%