-70.81% is the change from 949 to 277
Calculation steps:
[( 277 - 949 ) ÷ 949] x 100 = -70.81%
Formula
Percentage change = [(277 - 949) / 949] x 100
Subtract the new number by the original number
277 - 949 = -672
-672 ÷ 949 = -0.708113804004215
-0.708113804004215 x 100 = -70.81%