-0.11% is the change from 902 to 901
Calculation steps:
[( 901 - 902 ) ÷ 902] x 100 = -0.11%
Formula
Percentage change = [(901 - 902) / 902] x 100
Subtract the new number by the original number
901 - 902 = -1
-1 ÷ 902 = -0.0011086474501108647
-0.0011086474501108647 x 100 = -0.11%