-2.95% is the change from 949 to 921
Calculation steps:
[( 921 - 949 ) ÷ 949] x 100 = -2.95%
Formula
Percentage change = [(921 - 949) / 949] x 100
Subtract the new number by the original number
921 - 949 = -28
-28 ÷ 949 = -0.029504741833508957
-0.029504741833508957 x 100 = -2.95%