65.24% is the change from 420 to 694
Calculation steps:
[( 694 - 420 ) ÷ 420] x 100 = 65.24%
Formula
Percentage change = [(694 - 420) / 420] x 100
Subtract the new number by the original number
694 - 420 = 274
274 ÷ 420 = 0.6523809523809524
0.6523809523809524 x 100 = 65.24%