67.92% is the change from 427 to 717
Calculation steps:
[( 717 - 427 ) ÷ 427] x 100 = 67.92%
Formula
Percentage change = [(717 - 427) / 427] x 100
Subtract the new number by the original number
717 - 427 = 290
290 ÷ 427 = 0.6791569086651054
0.6791569086651054 x 100 = 67.92%