-28.61% is the change from 346 to 247
Calculation steps:
[( 247 - 346 ) ÷ 346] x 100 = -28.61%
Formula
Percentage change = [(247 - 346) / 346] x 100
Subtract the new number by the original number
247 - 346 = -99
-99 ÷ 346 = -0.2861271676300578
-0.2861271676300578 x 100 = -28.61%