-2.11% is the change from 949 to 929
Calculation steps:
[( 929 - 949 ) ÷ 949] x 100 = -2.11%
Formula
Percentage change = [(929 - 949) / 949] x 100
Subtract the new number by the original number
929 - 949 = -20
-20 ÷ 949 = -0.02107481559536354
-0.02107481559536354 x 100 = -2.11%