-15.3% is the change from 902 to 764
Calculation steps:
[( 764 - 902 ) ÷ 902] x 100 = -15.3%
Formula
Percentage change = [(764 - 902) / 902] x 100
Subtract the new number by the original number
764 - 902 = -138
-138 ÷ 902 = -0.15299334811529933
-0.15299334811529933 x 100 = -15.3%