-10.26% is the change from 341 to 306
Calculation steps:
[( 306 - 341 ) ÷ 341] x 100 = -10.26%
Formula
Percentage change = [(306 - 341) / 341] x 100
Subtract the new number by the original number
306 - 341 = -35
-35 ÷ 341 = -0.10263929618768329
-0.10263929618768329 x 100 = -10.26%