-51.11% is the change from 949 to 464
Calculation steps:
[( 464 - 949 ) ÷ 949] x 100 = -51.11%
Formula
Percentage change = [(464 - 949) / 949] x 100
Subtract the new number by the original number
464 - 949 = -485
-485 ÷ 949 = -0.5110642781875658
-0.5110642781875658 x 100 = -51.11%