112.46% is the change from 305 to 648
Calculation steps:
[( 648 - 305 ) ÷ 305] x 100 = 112.46%
Formula
Percentage change = [(648 - 305) / 305] x 100
Subtract the new number by the original number
648 - 305 = 343
343 ÷ 305 = 1.1245901639344262
1.1245901639344262 x 100 = 112.46%