35.26% is the change from 397 to 537
Calculation steps:
[( 537 - 397 ) ÷ 397] x 100 = 35.26%
Formula
Percentage change = [(537 - 397) / 397] x 100
Subtract the new number by the original number
537 - 397 = 140
140 ÷ 397 = 0.3526448362720403
0.3526448362720403 x 100 = 35.26%