-87.92% is the change from 902 to 109
Calculation steps:
[( 109 - 902 ) ÷ 902] x 100 = -87.92%
Formula
Percentage change = [(109 - 902) / 902] x 100
Subtract the new number by the original number
109 - 902 = -793
-793 ÷ 902 = -0.8791574279379157
-0.8791574279379157 x 100 = -87.92%