-15.43% is the change from 350 to 296
Calculation steps:
[( 296 - 350 ) ÷ 350] x 100 = -15.43%
Formula
Percentage change = [(296 - 350) / 350] x 100
Subtract the new number by the original number
296 - 350 = -54
-54 ÷ 350 = -0.15428571428571428
-0.15428571428571428 x 100 = -15.43%