36.78% is the change from 397 to 543
Calculation steps:
[( 543 - 397 ) ÷ 397] x 100 = 36.78%
Formula
Percentage change = [(543 - 397) / 397] x 100
Subtract the new number by the original number
543 - 397 = 146
146 ÷ 397 = 0.3677581863979849
0.3677581863979849 x 100 = 36.78%