23.45% is the change from 644 to 795
Calculation steps:
[( 795 - 644 ) ÷ 644] x 100 = 23.45%
Formula
Percentage change = [(795 - 644) / 644] x 100
Subtract the new number by the original number
795 - 644 = 151
151 ÷ 644 = 0.234472049689441
0.234472049689441 x 100 = 23.45%