-29.74% is the change from 343 to 241
Calculation steps:
[( 241 - 343 ) ÷ 343] x 100 = -29.74%
Formula
Percentage change = [(241 - 343) / 343] x 100
Subtract the new number by the original number
241 - 343 = -102
-102 ÷ 343 = -0.29737609329446063
-0.29737609329446063 x 100 = -29.74%