66.82% is the change from 422 to 704
Calculation steps:
[( 704 - 422 ) ÷ 422] x 100 = 66.82%
Formula
Percentage change = [(704 - 422) / 422] x 100
Subtract the new number by the original number
704 - 422 = 282
282 ÷ 422 = 0.6682464454976303
0.6682464454976303 x 100 = 66.82%