54.27% is the change from 621 to 958
Calculation steps:
[( 958 - 621 ) ÷ 621] x 100 = 54.27%
Formula
Percentage change = [(958 - 621) / 621] x 100
Subtract the new number by the original number
958 - 621 = 337
337 ÷ 621 = 0.5426731078904992
0.5426731078904992 x 100 = 54.27%