197% is the change from 100 to 297
Calculation steps:
[( 297 - 100 ) ÷ 100] x 100 = 197%
Formula
Percentage change = [(297 - 100) / 100] x 100
Subtract the new number by the original number
297 - 100 = 197
197 ÷ 100 = 1.97
1.97 x 100 = 197%
Example