43.43% is the change from 297 to 426
Calculation steps:
[( 426 - 297 ) ÷ 297] x 100 = 43.43%
Formula
Percentage change = [(426 - 297) / 297] x 100
Subtract the new number by the original number
426 - 297 = 129
129 ÷ 297 = 0.43434343434343436
0.43434343434343436 x 100 = 43.43%