111.07% is the change from 307 to 648
Calculation steps:
[( 648 - 307 ) ÷ 307] x 100 = 111.07%
Formula
Percentage change = [(648 - 307) / 307] x 100
Subtract the new number by the original number
648 - 307 = 341
341 ÷ 307 = 1.1107491856677525
1.1107491856677525 x 100 = 111.07%