64.65% is the change from 297 to 489
Calculation steps:
[( 489 - 297 ) ÷ 297] x 100 = 64.65%
Formula
Percentage change = [(489 - 297) / 297] x 100
Subtract the new number by the original number
489 - 297 = 192
192 ÷ 297 = 0.6464646464646465
0.6464646464646465 x 100 = 64.65%