63.32% is the change from 428 to 699
Calculation steps:
[( 699 - 428 ) ÷ 428] x 100 = 63.32%
Formula
Percentage change = [(699 - 428) / 428] x 100
Subtract the new number by the original number
699 - 428 = 271
271 ÷ 428 = 0.633177570093458
0.633177570093458 x 100 = 63.32%