-28.94% is the change from 349 to 248
Calculation steps:
[( 248 - 349 ) ÷ 349] x 100 = -28.94%
Formula
Percentage change = [(248 - 349) / 349] x 100
Subtract the new number by the original number
248 - 349 = -101
-101 ÷ 349 = -0.28939828080229224
-0.28939828080229224 x 100 = -28.94%