-28.78% is the change from 490 to 349
Calculation steps:
[( 349 - 490 ) ÷ 490] x 100 = -28.78%
Formula
Percentage change = [(349 - 490) / 490] x 100
Subtract the new number by the original number
349 - 490 = -141
-141 ÷ 490 = -0.28775510204081634
-0.28775510204081634 x 100 = -28.78%