117.51% is the change from 297 to 646
Calculation steps:
[( 646 - 297 ) ÷ 297] x 100 = 117.51%
Formula
Percentage change = [(646 - 297) / 297] x 100
Subtract the new number by the original number
646 - 297 = 349
349 ÷ 297 = 1.1750841750841752
1.1750841750841752 x 100 = 117.51%