65.65% is the change from 428 to 709
Calculation steps:
[( 709 - 428 ) ÷ 428] x 100 = 65.65%
Formula
Percentage change = [(709 - 428) / 428] x 100
Subtract the new number by the original number
709 - 428 = 281
281 ÷ 428 = 0.6565420560747663
0.6565420560747663 x 100 = 65.65%