7.91% is the change from 670 to 723
Calculation steps:
[( 723 - 670 ) ÷ 670] x 100 = 7.91%
Formula
Percentage change = [(723 - 670) / 670] x 100
Subtract the new number by the original number
723 - 670 = 53
53 ÷ 670 = 0.0791044776119403
0.0791044776119403 x 100 = 7.91%