-4% is the change from 949 to 911
Calculation steps:
[( 911 - 949 ) ÷ 949] x 100 = -4%
Formula
Percentage change = [(911 - 949) / 949] x 100
Subtract the new number by the original number
911 - 949 = -38
-38 ÷ 949 = -0.040042149631190724
-0.040042149631190724 x 100 = -4%