-25.61% is the change from 902 to 671
Calculation steps:
[( 671 - 902 ) ÷ 902] x 100 = -25.61%
Formula
Percentage change = [(671 - 902) / 902] x 100
Subtract the new number by the original number
671 - 902 = -231
-231 ÷ 902 = -0.25609756097560976
-0.25609756097560976 x 100 = -25.61%