118.24% is the change from 296 to 646
Calculation steps:
[( 646 - 296 ) ÷ 296] x 100 = 118.24%
Formula
Percentage change = [(646 - 296) / 296] x 100
Subtract the new number by the original number
646 - 296 = 350
350 ÷ 296 = 1.1824324324324325
1.1824324324324325 x 100 = 118.24%