-29.72% is the change from 949 to 667
Calculation steps:
[( 667 - 949 ) ÷ 949] x 100 = -29.72%
Formula
Percentage change = [(667 - 949) / 949] x 100
Subtract the new number by the original number
667 - 949 = -282
-282 ÷ 949 = -0.2971548998946259
-0.2971548998946259 x 100 = -29.72%