29.43% is the change from 350 to 453
Calculation steps:
[( 453 - 350 ) ÷ 350] x 100 = 29.43%
Formula
Percentage change = [(453 - 350) / 350] x 100
Subtract the new number by the original number
453 - 350 = 103
103 ÷ 350 = 0.29428571428571426
0.29428571428571426 x 100 = 29.43%