-39.8% is the change from 902 to 543
Calculation steps:
[( 543 - 902 ) ÷ 902] x 100 = -39.8%
Formula
Percentage change = [(543 - 902) / 902] x 100
Subtract the new number by the original number
543 - 902 = -359
-359 ÷ 902 = -0.39800443458980045
-0.39800443458980045 x 100 = -39.8%