16.51% is the change from 642 to 748
Calculation steps:
[( 748 - 642 ) ÷ 642] x 100 = 16.51%
Formula
Percentage change = [(748 - 642) / 642] x 100
Subtract the new number by the original number
748 - 642 = 106
106 ÷ 642 = 0.16510903426791276
0.16510903426791276 x 100 = 16.51%