-1.41% is the change from 921 to 908
Calculation steps:
[( 908 - 921 ) ÷ 921] x 100 = -1.41%
Formula
Percentage change = [(908 - 921) / 921] x 100
Subtract the new number by the original number
908 - 921 = -13
-13 ÷ 921 = -0.014115092290988056
-0.014115092290988056 x 100 = -1.41%