38.2% is the change from 644 to 890
Calculation steps:
[( 890 - 644 ) ÷ 644] x 100 = 38.2%
Formula
Percentage change = [(890 - 644) / 644] x 100
Subtract the new number by the original number
890 - 644 = 246
246 ÷ 644 = 0.38198757763975155
0.38198757763975155 x 100 = 38.2%