-47.78% is the change from 902 to 471
Calculation steps:
[( 471 - 902 ) ÷ 902] x 100 = -47.78%
Formula
Percentage change = [(471 - 902) / 902] x 100
Subtract the new number by the original number
471 - 902 = -431
-431 ÷ 902 = -0.4778270509977827
-0.4778270509977827 x 100 = -47.78%