106.06% is the change from 297 to 612
Calculation steps:
[( 612 - 297 ) ÷ 297] x 100 = 106.06%
Formula
Percentage change = [(612 - 297) / 297] x 100
Subtract the new number by the original number
612 - 297 = 315
315 ÷ 297 = 1.0606060606060606
1.0606060606060606 x 100 = 106.06%