-33.09% is the change from 949 to 635
Calculation steps:
[( 635 - 949 ) ÷ 949] x 100 = -33.09%
Formula
Percentage change = [(635 - 949) / 949] x 100
Subtract the new number by the original number
635 - 949 = -314
-314 ÷ 949 = -0.3308746048472076
-0.3308746048472076 x 100 = -33.09%