-70.49% is the change from 349 to 103
Calculation steps:
[( 103 - 349 ) ÷ 349] x 100 = -70.49%
Formula
Percentage change = [(103 - 349) / 349] x 100
Subtract the new number by the original number
103 - 349 = -246
-246 ÷ 349 = -0.7048710601719198
-0.7048710601719198 x 100 = -70.49%