-75.61% is the change from 902 to 220
Calculation steps:
[( 220 - 902 ) ÷ 902] x 100 = -75.61%
Formula
Percentage change = [(220 - 902) / 902] x 100
Subtract the new number by the original number
220 - 902 = -682
-682 ÷ 902 = -0.7560975609756098
-0.7560975609756098 x 100 = -75.61%