64.74% is the change from 397 to 654
Calculation steps:
[( 654 - 397 ) ÷ 397] x 100 = 64.74%
Formula
Percentage change = [(654 - 397) / 397] x 100
Subtract the new number by the original number
654 - 397 = 257
257 ÷ 397 = 0.6473551637279596
0.6473551637279596 x 100 = 64.74%