-94.63% is the change from 949 to 51
Calculation steps:
[( 51 - 949 ) ÷ 949] x 100 = -94.63%
Formula
Percentage change = [(51 - 949) / 949] x 100
Subtract the new number by the original number
51 - 949 = -898
-898 ÷ 949 = -0.946259220231823
-0.946259220231823 x 100 = -94.63%