-63.65% is the change from 949 to 345
Calculation steps:
[( 345 - 949 ) ÷ 949] x 100 = -63.65%
Formula
Percentage change = [(345 - 949) / 949] x 100
Subtract the new number by the original number
345 - 949 = -604
-604 ÷ 949 = -0.6364594309799789
-0.6364594309799789 x 100 = -63.65%