-1.95% is the change from 921 to 903
Calculation steps:
[( 903 - 921 ) ÷ 921] x 100 = -1.95%
Formula
Percentage change = [(903 - 921) / 921] x 100
Subtract the new number by the original number
903 - 921 = -18
-18 ÷ 921 = -0.019543973941368076
-0.019543973941368076 x 100 = -1.95%