48.51% is the change from 435 to 646
Calculation steps:
[( 646 - 435 ) ÷ 435] x 100 = 48.51%
Formula
Percentage change = [(646 - 435) / 435] x 100
Subtract the new number by the original number
646 - 435 = 211
211 ÷ 435 = 0.4850574712643678
0.4850574712643678 x 100 = 48.51%