122.68% is the change from 291 to 648
Calculation steps:
[( 648 - 291 ) ÷ 291] x 100 = 122.68%
Formula
Percentage change = [(648 - 291) / 291] x 100
Subtract the new number by the original number
648 - 291 = 357
357 ÷ 291 = 1.2268041237113403
1.2268041237113403 x 100 = 122.68%