77.21% is the change from 351 to 622
Calculation steps:
[( 622 - 351 ) ÷ 351] x 100 = 77.21%
Formula
Percentage change = [(622 - 351) / 351] x 100
Subtract the new number by the original number
622 - 351 = 271
271 ÷ 351 = 0.7720797720797721
0.7720797720797721 x 100 = 77.21%